Merge branch 'development' into feature/new-ganache

132 files changed, 1039 insertions, 650 deletions

diff --git a/packages/0x.js/CHANGELOG.json b/packages/0x.js/CHANGELOG.json
index 2ded786c1..a849a35a2 100644
--- a/packages/0x.js/CHANGELOG.json
+++ b/packages/0x.js/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "3.0.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "3.0.1",
         "changes": [
diff --git a/packages/0x.js/CHANGELOG.md b/packages/0x.js/CHANGELOG.md
index 54ed42342..c389c0e00 100644
--- a/packages/0x.js/CHANGELOG.md
+++ b/packages/0x.js/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.0.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v3.0.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/0x.js/package.json b/packages/0x.js/package.json
index 1b6eb6af9..ca990c0a7 100644
--- a/packages/0x.js/package.json
+++ b/packages/0x.js/package.json
@@ -1,6 +1,6 @@
 {
     "name": "0x.js",
-    "version": "3.0.1",
+    "version": "3.0.2",
     "engines": {
         "node": ">=6.12"
     },
@@ -42,11 +42,11 @@
     },
     "license": "Apache-2.0",
     "devDependencies": {
-        "@0x/abi-gen-wrappers": "^2.1.1",
-        "@0x/contract-addresses": "^2.1.0",
-        "@0x/dev-utils": "^1.0.23",
-        "@0x/migrations": "^2.3.1",
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/abi-gen-wrappers": "^2.2.0",
+        "@0x/contract-addresses": "^2.2.0",
+        "@0x/dev-utils": "^1.0.24",
+        "@0x/migrations": "^2.4.0",
+        "@0x/tslint-config": "^2.0.2",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^2.2.42",
         "@types/node": "*",
@@ -72,18 +72,18 @@
         "webpack": "^4.20.2"
     },
     "dependencies": {
-        "@0x/assert": "^1.0.22",
-        "@0x/base-contract": "^3.0.12",
-        "@0x/contract-wrappers": "^4.2.1",
-        "@0x/order-utils": "^3.1.1",
-        "@0x/order-watcher": "^2.4.1",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/assert": "^1.0.23",
+        "@0x/base-contract": "^3.0.13",
+        "@0x/contract-wrappers": "^5.0.0",
+        "@0x/order-utils": "^3.1.2",
+        "@0x/order-watcher": "^2.4.2",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "@types/web3-provider-engine": "^14.0.0",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5",
         "web3-provider-engine": "14.0.6"
diff --git a/packages/abi-gen-templates/CHANGELOG.json b/packages/abi-gen-templates/CHANGELOG.json
index baf852ad5..b825c4f1f 100644
--- a/packages/abi-gen-templates/CHANGELOG.json
+++ b/packages/abi-gen-templates/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.0.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1543401373,
         "version": "1.0.1",
         "changes": [
diff --git a/packages/abi-gen-templates/CHANGELOG.md b/packages/abi-gen-templates/CHANGELOG.md
index 1c3f21c6c..5dd6d03e0 100644
--- a/packages/abi-gen-templates/CHANGELOG.md
+++ b/packages/abi-gen-templates/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.0.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.0.1 - _November 28, 2018_
 
     * Dependencies updated
diff --git a/packages/abi-gen-templates/package.json b/packages/abi-gen-templates/package.json
index 09872ab49..af66aeba0 100644
--- a/packages/abi-gen-templates/package.json
+++ b/packages/abi-gen-templates/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/abi-gen-templates",
-    "version": "1.0.1",
+    "version": "1.0.2",
     "engines": {
         "node": ">=6.12"
     },
diff --git a/packages/abi-gen-wrappers/CHANGELOG.json b/packages/abi-gen-wrappers/CHANGELOG.json
index 1879d7696..381b37cda 100644
--- a/packages/abi-gen-wrappers/CHANGELOG.json
+++ b/packages/abi-gen-wrappers/CHANGELOG.json
@@ -6,7 +6,8 @@
                 "note": "Added `MultiAssetProxy`",
                 "pr": 1503
             }
-        ]
+        ],
+        "timestamp": 1547561734
     },
     {
         "timestamp": 1547225310,
diff --git a/packages/abi-gen-wrappers/CHANGELOG.md b/packages/abi-gen-wrappers/CHANGELOG.md
index 7c5a00a74..294f39439 100644
--- a/packages/abi-gen-wrappers/CHANGELOG.md
+++ b/packages/abi-gen-wrappers/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.2.0 - _January 15, 2019_
+
+    * Added `MultiAssetProxy` (#1503)
+
 ## v2.1.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/abi-gen-wrappers/package.json b/packages/abi-gen-wrappers/package.json
index 14aa64e9e..842ac024a 100644
--- a/packages/abi-gen-wrappers/package.json
+++ b/packages/abi-gen-wrappers/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/abi-gen-wrappers",
-    "version": "2.1.1",
+    "version": "2.2.0",
     "engines": {
         "node": ">=6.12"
     },
@@ -30,19 +30,19 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/abi-gen-wrappers/README.md",
     "devDependencies": {
-        "@0x/abi-gen": "^1.0.21",
-        "@0x/abi-gen-templates": "^1.0.1",
-        "@0x/tslint-config": "^2.0.1",
-        "@0x/types": "^1.5.1",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
-        "ethereum-types": "^1.1.5",
+        "@0x/abi-gen": "^1.0.22",
+        "@0x/abi-gen-templates": "^1.0.2",
+        "@0x/tslint-config": "^2.0.2",
+        "@0x/types": "^1.5.2",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
+        "ethereum-types": "^1.1.6",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5",
         "shx": "^0.2.2"
     },
     "dependencies": {
-        "@0x/base-contract": "^3.0.12"
+        "@0x/base-contract": "^3.0.13"
     },
     "publishConfig": {
         "access": "public"
diff --git a/packages/abi-gen-wrappers/src/generated-wrappers/multi_asset_proxy.ts b/packages/abi-gen-wrappers/src/generated-wrappers/multi_asset_proxy.ts
index b43a345ae..418cab6a0 100644
--- a/packages/abi-gen-wrappers/src/generated-wrappers/multi_asset_proxy.ts
+++ b/packages/abi-gen-wrappers/src/generated-wrappers/multi_asset_proxy.ts
@@ -49,15 +49,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<string
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'assetProxies(bytes4)';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [index_0
-        ] = BaseContract._formatABIDataItemList(inputAbi, [index_0
-        ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [index_0
-        ]);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.assetProxies;
-            const encodedData = ethersFunction.encode([index_0
+            const encodedData = self._strictEncodeArguments('assetProxies(bytes4)', [index_0
         ]);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -69,11 +61,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'assetProxies'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray[0];
+            const abiEncoder = self._lookupAbiEncoder('assetProxies(bytes4)');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<string
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public addAuthorizedAddress = {
@@ -82,13 +75,7 @@ export class MultiAssetProxyContract extends BaseContract {
             txData: Partial<TxData> = {},
         ): Promise<string> {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('addAuthorizedAddress(address)').inputs;
-            [target
-    ] = BaseContract._formatABIDataItemList(inputAbi, [target
-    ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [target
-    ]);
-            const encodedData = self._lookupEthersInterface('addAuthorizedAddress(address)').functions.addAuthorizedAddress.encode([target
+            const encodedData = self._strictEncodeArguments('addAuthorizedAddress(address)', [target
     ]);
             const txDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -110,11 +97,7 @@ export class MultiAssetProxyContract extends BaseContract {
             txData: Partial<TxData> = {},
         ): Promise<number> {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('addAuthorizedAddress(address)').inputs;
-            [target
-    ] = BaseContract._formatABIDataItemList(inputAbi, [target
-    ], BaseContract._bigNumberToString);
-            const encodedData = self._lookupEthersInterface('addAuthorizedAddress(address)').functions.addAuthorizedAddress.encode([target
+            const encodedData = self._strictEncodeArguments('addAuthorizedAddress(address)', [target
     ]);
             const txDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -131,11 +114,7 @@ export class MultiAssetProxyContract extends BaseContract {
             target: string,
         ): string {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('addAuthorizedAddress(address)').inputs;
-            [target
-    ] = BaseContract._formatABIDataItemList(inputAbi, [target
-    ], BaseContract._bigNumberToString);
-            const abiEncodedTransactionData = self._lookupEthersInterface('addAuthorizedAddress(address)').functions.addAuthorizedAddress.encode([target
+            const abiEncodedTransactionData = self._strictEncodeArguments('addAuthorizedAddress(address)', [target
     ]);
             return abiEncodedTransactionData;
         },
@@ -146,15 +125,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<void
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'addAuthorizedAddress(address)';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [target
-        ] = BaseContract._formatABIDataItemList(inputAbi, [target
-        ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [target
-        ]);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.addAuthorizedAddress;
-            const encodedData = ethersFunction.encode([target
+            const encodedData = self._strictEncodeArguments('addAuthorizedAddress(address)', [target
         ]);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -166,11 +137,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'addAuthorizedAddress'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray;
+            const abiEncoder = self._lookupAbiEncoder('addAuthorizedAddress(address)');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<void
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public authorities = {
@@ -181,15 +153,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<string
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'authorities(uint256)';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [index_0
-        ] = BaseContract._formatABIDataItemList(inputAbi, [index_0
-        ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [index_0
-        ]);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.authorities;
-            const encodedData = ethersFunction.encode([index_0
+            const encodedData = self._strictEncodeArguments('authorities(uint256)', [index_0
         ]);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -201,11 +165,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'authorities'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray[0];
+            const abiEncoder = self._lookupAbiEncoder('authorities(uint256)');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<string
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public getAssetProxy = {
@@ -216,15 +181,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<string
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'getAssetProxy(bytes4)';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [assetProxyId
-        ] = BaseContract._formatABIDataItemList(inputAbi, [assetProxyId
-        ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [assetProxyId
-        ]);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.getAssetProxy;
-            const encodedData = ethersFunction.encode([assetProxyId
+            const encodedData = self._strictEncodeArguments('getAssetProxy(bytes4)', [assetProxyId
         ]);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -236,11 +193,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'getAssetProxy'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray[0];
+            const abiEncoder = self._lookupAbiEncoder('getAssetProxy(bytes4)');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<string
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public removeAuthorizedAddress = {
@@ -249,13 +207,7 @@ export class MultiAssetProxyContract extends BaseContract {
             txData: Partial<TxData> = {},
         ): Promise<string> {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('removeAuthorizedAddress(address)').inputs;
-            [target
-    ] = BaseContract._formatABIDataItemList(inputAbi, [target
-    ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [target
-    ]);
-            const encodedData = self._lookupEthersInterface('removeAuthorizedAddress(address)').functions.removeAuthorizedAddress.encode([target
+            const encodedData = self._strictEncodeArguments('removeAuthorizedAddress(address)', [target
     ]);
             const txDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -277,11 +229,7 @@ export class MultiAssetProxyContract extends BaseContract {
             txData: Partial<TxData> = {},
         ): Promise<number> {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('removeAuthorizedAddress(address)').inputs;
-            [target
-    ] = BaseContract._formatABIDataItemList(inputAbi, [target
-    ], BaseContract._bigNumberToString);
-            const encodedData = self._lookupEthersInterface('removeAuthorizedAddress(address)').functions.removeAuthorizedAddress.encode([target
+            const encodedData = self._strictEncodeArguments('removeAuthorizedAddress(address)', [target
     ]);
             const txDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -298,11 +246,7 @@ export class MultiAssetProxyContract extends BaseContract {
             target: string,
         ): string {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('removeAuthorizedAddress(address)').inputs;
-            [target
-    ] = BaseContract._formatABIDataItemList(inputAbi, [target
-    ], BaseContract._bigNumberToString);
-            const abiEncodedTransactionData = self._lookupEthersInterface('removeAuthorizedAddress(address)').functions.removeAuthorizedAddress.encode([target
+            const abiEncodedTransactionData = self._strictEncodeArguments('removeAuthorizedAddress(address)', [target
     ]);
             return abiEncodedTransactionData;
         },
@@ -313,15 +257,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<void
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'removeAuthorizedAddress(address)';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [target
-        ] = BaseContract._formatABIDataItemList(inputAbi, [target
-        ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [target
-        ]);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.removeAuthorizedAddress;
-            const encodedData = ethersFunction.encode([target
+            const encodedData = self._strictEncodeArguments('removeAuthorizedAddress(address)', [target
         ]);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -333,11 +269,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'removeAuthorizedAddress'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray;
+            const abiEncoder = self._lookupAbiEncoder('removeAuthorizedAddress(address)');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<void
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public owner = {
@@ -347,12 +284,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<string
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'owner()';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [] = BaseContract._formatABIDataItemList(inputAbi, [], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, []);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.owner;
-            const encodedData = ethersFunction.encode([]);
+            const encodedData = self._strictEncodeArguments('owner()', []);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
                     to: self.address,
@@ -363,11 +295,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'owner'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray[0];
+            const abiEncoder = self._lookupAbiEncoder('owner()');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<string
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public removeAuthorizedAddressAtIndex = {
@@ -377,16 +310,7 @@ export class MultiAssetProxyContract extends BaseContract {
             txData: Partial<TxData> = {},
         ): Promise<string> {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('removeAuthorizedAddressAtIndex(address,uint256)').inputs;
-            [target,
-    index
-    ] = BaseContract._formatABIDataItemList(inputAbi, [target,
-    index
-    ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [target,
-    index
-    ]);
-            const encodedData = self._lookupEthersInterface('removeAuthorizedAddressAtIndex(address,uint256)').functions.removeAuthorizedAddressAtIndex.encode([target,
+            const encodedData = self._strictEncodeArguments('removeAuthorizedAddressAtIndex(address,uint256)', [target,
     index
     ]);
             const txDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
@@ -411,13 +335,7 @@ export class MultiAssetProxyContract extends BaseContract {
             txData: Partial<TxData> = {},
         ): Promise<number> {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('removeAuthorizedAddressAtIndex(address,uint256)').inputs;
-            [target,
-    index
-    ] = BaseContract._formatABIDataItemList(inputAbi, [target,
-    index
-    ], BaseContract._bigNumberToString);
-            const encodedData = self._lookupEthersInterface('removeAuthorizedAddressAtIndex(address,uint256)').functions.removeAuthorizedAddressAtIndex.encode([target,
+            const encodedData = self._strictEncodeArguments('removeAuthorizedAddressAtIndex(address,uint256)', [target,
     index
     ]);
             const txDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
@@ -436,13 +354,7 @@ export class MultiAssetProxyContract extends BaseContract {
             index: BigNumber,
         ): string {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('removeAuthorizedAddressAtIndex(address,uint256)').inputs;
-            [target,
-    index
-    ] = BaseContract._formatABIDataItemList(inputAbi, [target,
-    index
-    ], BaseContract._bigNumberToString);
-            const abiEncodedTransactionData = self._lookupEthersInterface('removeAuthorizedAddressAtIndex(address,uint256)').functions.removeAuthorizedAddressAtIndex.encode([target,
+            const abiEncodedTransactionData = self._strictEncodeArguments('removeAuthorizedAddressAtIndex(address,uint256)', [target,
     index
     ]);
             return abiEncodedTransactionData;
@@ -455,18 +367,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<void
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'removeAuthorizedAddressAtIndex(address,uint256)';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [target,
-        index
-        ] = BaseContract._formatABIDataItemList(inputAbi, [target,
-        index
-        ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [target,
-        index
-        ]);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.removeAuthorizedAddressAtIndex;
-            const encodedData = ethersFunction.encode([target,
+            const encodedData = self._strictEncodeArguments('removeAuthorizedAddressAtIndex(address,uint256)', [target,
         index
         ]);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
@@ -479,11 +380,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'removeAuthorizedAddressAtIndex'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray;
+            const abiEncoder = self._lookupAbiEncoder('removeAuthorizedAddressAtIndex(address,uint256)');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<void
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public getProxyId = {
@@ -493,12 +395,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<string
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'getProxyId()';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [] = BaseContract._formatABIDataItemList(inputAbi, [], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, []);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.getProxyId;
-            const encodedData = ethersFunction.encode([]);
+            const encodedData = self._strictEncodeArguments('getProxyId()', []);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
                     to: self.address,
@@ -509,11 +406,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'getProxyId'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray[0];
+            const abiEncoder = self._lookupAbiEncoder('getProxyId()');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<string
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public authorized = {
@@ -524,15 +422,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<boolean
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'authorized(address)';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [index_0
-        ] = BaseContract._formatABIDataItemList(inputAbi, [index_0
-        ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [index_0
-        ]);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.authorized;
-            const encodedData = ethersFunction.encode([index_0
+            const encodedData = self._strictEncodeArguments('authorized(address)', [index_0
         ]);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -544,11 +434,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'authorized'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray[0];
+            const abiEncoder = self._lookupAbiEncoder('authorized(address)');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<boolean
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public registerAssetProxy = {
@@ -557,13 +448,7 @@ export class MultiAssetProxyContract extends BaseContract {
             txData: Partial<TxData> = {},
         ): Promise<string> {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('registerAssetProxy(address)').inputs;
-            [assetProxy
-    ] = BaseContract._formatABIDataItemList(inputAbi, [assetProxy
-    ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [assetProxy
-    ]);
-            const encodedData = self._lookupEthersInterface('registerAssetProxy(address)').functions.registerAssetProxy.encode([assetProxy
+            const encodedData = self._strictEncodeArguments('registerAssetProxy(address)', [assetProxy
     ]);
             const txDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -585,11 +470,7 @@ export class MultiAssetProxyContract extends BaseContract {
             txData: Partial<TxData> = {},
         ): Promise<number> {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('registerAssetProxy(address)').inputs;
-            [assetProxy
-    ] = BaseContract._formatABIDataItemList(inputAbi, [assetProxy
-    ], BaseContract._bigNumberToString);
-            const encodedData = self._lookupEthersInterface('registerAssetProxy(address)').functions.registerAssetProxy.encode([assetProxy
+            const encodedData = self._strictEncodeArguments('registerAssetProxy(address)', [assetProxy
     ]);
             const txDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -606,11 +487,7 @@ export class MultiAssetProxyContract extends BaseContract {
             assetProxy: string,
         ): string {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('registerAssetProxy(address)').inputs;
-            [assetProxy
-    ] = BaseContract._formatABIDataItemList(inputAbi, [assetProxy
-    ], BaseContract._bigNumberToString);
-            const abiEncodedTransactionData = self._lookupEthersInterface('registerAssetProxy(address)').functions.registerAssetProxy.encode([assetProxy
+            const abiEncodedTransactionData = self._strictEncodeArguments('registerAssetProxy(address)', [assetProxy
     ]);
             return abiEncodedTransactionData;
         },
@@ -621,15 +498,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<void
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'registerAssetProxy(address)';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [assetProxy
-        ] = BaseContract._formatABIDataItemList(inputAbi, [assetProxy
-        ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [assetProxy
-        ]);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.registerAssetProxy;
-            const encodedData = ethersFunction.encode([assetProxy
+            const encodedData = self._strictEncodeArguments('registerAssetProxy(address)', [assetProxy
         ]);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -641,11 +510,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'registerAssetProxy'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray;
+            const abiEncoder = self._lookupAbiEncoder('registerAssetProxy(address)');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<void
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public getAuthorizedAddresses = {
@@ -655,12 +525,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<string[]
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'getAuthorizedAddresses()';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [] = BaseContract._formatABIDataItemList(inputAbi, [], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, []);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.getAuthorizedAddresses;
-            const encodedData = ethersFunction.encode([]);
+            const encodedData = self._strictEncodeArguments('getAuthorizedAddresses()', []);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
                     to: self.address,
@@ -671,11 +536,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'getAuthorizedAddresses'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray[0];
+            const abiEncoder = self._lookupAbiEncoder('getAuthorizedAddresses()');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<string[]
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public transferOwnership = {
@@ -684,13 +550,7 @@ export class MultiAssetProxyContract extends BaseContract {
             txData: Partial<TxData> = {},
         ): Promise<string> {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('transferOwnership(address)').inputs;
-            [newOwner
-    ] = BaseContract._formatABIDataItemList(inputAbi, [newOwner
-    ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [newOwner
-    ]);
-            const encodedData = self._lookupEthersInterface('transferOwnership(address)').functions.transferOwnership.encode([newOwner
+            const encodedData = self._strictEncodeArguments('transferOwnership(address)', [newOwner
     ]);
             const txDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -712,11 +572,7 @@ export class MultiAssetProxyContract extends BaseContract {
             txData: Partial<TxData> = {},
         ): Promise<number> {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('transferOwnership(address)').inputs;
-            [newOwner
-    ] = BaseContract._formatABIDataItemList(inputAbi, [newOwner
-    ], BaseContract._bigNumberToString);
-            const encodedData = self._lookupEthersInterface('transferOwnership(address)').functions.transferOwnership.encode([newOwner
+            const encodedData = self._strictEncodeArguments('transferOwnership(address)', [newOwner
     ]);
             const txDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -733,11 +589,7 @@ export class MultiAssetProxyContract extends BaseContract {
             newOwner: string,
         ): string {
             const self = this as any as MultiAssetProxyContract;
-            const inputAbi = self._lookupAbi('transferOwnership(address)').inputs;
-            [newOwner
-    ] = BaseContract._formatABIDataItemList(inputAbi, [newOwner
-    ], BaseContract._bigNumberToString);
-            const abiEncodedTransactionData = self._lookupEthersInterface('transferOwnership(address)').functions.transferOwnership.encode([newOwner
+            const abiEncodedTransactionData = self._strictEncodeArguments('transferOwnership(address)', [newOwner
     ]);
             return abiEncodedTransactionData;
         },
@@ -748,15 +600,7 @@ export class MultiAssetProxyContract extends BaseContract {
         ): Promise<void
         > {
             const self = this as any as MultiAssetProxyContract;
-            const functionSignature = 'transferOwnership(address)';
-            const inputAbi = self._lookupAbi(functionSignature).inputs;
-            [newOwner
-        ] = BaseContract._formatABIDataItemList(inputAbi, [newOwner
-        ], BaseContract._bigNumberToString.bind(self));
-            BaseContract.strictArgumentEncodingCheck(inputAbi, [newOwner
-        ]);
-            const ethersFunction = self._lookupEthersInterface(functionSignature).functions.transferOwnership;
-            const encodedData = ethersFunction.encode([newOwner
+            const encodedData = self._strictEncodeArguments('transferOwnership(address)', [newOwner
         ]);
             const callDataWithDefaults = await BaseContract._applyDefaultsToTxDataAsync(
                 {
@@ -768,11 +612,12 @@ export class MultiAssetProxyContract extends BaseContract {
             );
             const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
             BaseContract._throwIfRevertWithReasonCallResult(rawCallResult);
-            let resultArray = ethersFunction.decode(rawCallResult);
-            const outputAbi = (_.find(self.abi, {name: 'transferOwnership'}) as MethodAbi).outputs;
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
-            resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
-            return resultArray;
+            const abiEncoder = self._lookupAbiEncoder('transferOwnership(address)');
+            // tslint:disable boolean-naming
+            const result = abiEncoder.strictDecodeReturnValue<void
+        >(rawCallResult);
+            // tslint:enable boolean-naming
+            return result;
         },
     };
     public static async deployFrom0xArtifactAsync(
@@ -818,7 +663,7 @@ export class MultiAssetProxyContract extends BaseContract {
     }
     constructor(abi: ContractAbi, address: string, provider: Provider, txDefaults?: Partial<TxData>) {
         super('MultiAssetProxy', abi, address, provider, txDefaults);
-        classUtils.bindAll(this, ['_ethersInterfacesByFunctionSignature', 'address', 'abi', '_web3Wrapper']);
+        classUtils.bindAll(this, ['_abiEncoderByFunctionSignature', 'address', 'abi', '_web3Wrapper']);
     }
 } // tslint:disable:max-file-line-count
 // tslint:enable:no-unbound-method
diff --git a/packages/abi-gen/CHANGELOG.json b/packages/abi-gen/CHANGELOG.json
index e32b91444..ab516e4c6 100644
--- a/packages/abi-gen/CHANGELOG.json
+++ b/packages/abi-gen/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.0.22",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.0.21",
         "changes": [
diff --git a/packages/abi-gen/CHANGELOG.md b/packages/abi-gen/CHANGELOG.md
index 4ff16b803..af74218b8 100644
--- a/packages/abi-gen/CHANGELOG.md
+++ b/packages/abi-gen/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.0.22 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.0.21 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/abi-gen/package.json b/packages/abi-gen/package.json
index 5db5fd763..7f968893c 100644
--- a/packages/abi-gen/package.json
+++ b/packages/abi-gen/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/abi-gen",
-    "version": "1.0.21",
+    "version": "1.0.22",
     "engines": {
         "node": ">=6.12"
     },
@@ -31,10 +31,10 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/abi-gen/README.md",
     "dependencies": {
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
         "chalk": "^2.3.0",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "glob": "^7.1.2",
         "handlebars": "^4.0.11",
         "lodash": "^4.17.5",
@@ -45,7 +45,7 @@
         "yargs": "^10.0.3"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/glob": "5.0.35",
         "@types/handlebars": "^4.0.36",
         "@types/mkdirp": "^0.5.1",
diff --git a/packages/assert/CHANGELOG.json b/packages/assert/CHANGELOG.json
index 3f031df4b..0210f9400 100644
--- a/packages/assert/CHANGELOG.json
+++ b/packages/assert/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.0.23",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.0.22",
         "changes": [
diff --git a/packages/assert/CHANGELOG.md b/packages/assert/CHANGELOG.md
index 5c07ad07c..5a4af165a 100644
--- a/packages/assert/CHANGELOG.md
+++ b/packages/assert/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.0.23 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.0.22 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/assert/package.json b/packages/assert/package.json
index 5c88da079..38481d6f0 100644
--- a/packages/assert/package.json
+++ b/packages/assert/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/assert",
-    "version": "1.0.22",
+    "version": "1.0.23",
     "engines": {
         "node": ">=6.12"
     },
@@ -29,7 +29,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/assert/README.md",
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^2.2.42",
         "@types/valid-url": "^1.0.2",
@@ -44,9 +44,9 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/json-schemas": "^2.1.6",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
+        "@0x/json-schemas": "^2.1.7",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
         "lodash": "^4.17.5",
         "valid-url": "^1.0.9"
     },
diff --git a/packages/asset-buyer/CHANGELOG.json b/packages/asset-buyer/CHANGELOG.json
index 1548a43f7..0b717a887 100644
--- a/packages/asset-buyer/CHANGELOG.json
+++ b/packages/asset-buyer/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "4.0.1",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "version": "4.0.0",
         "changes": [
             {
diff --git a/packages/asset-buyer/CHANGELOG.md b/packages/asset-buyer/CHANGELOG.md
index 13d52571b..85c02479a 100644
--- a/packages/asset-buyer/CHANGELOG.md
+++ b/packages/asset-buyer/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v4.0.1 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v4.0.0 - _January 11, 2019_
 
     * Raise custom InsufficientAssetLiquidityError error with amountAvailableToFill attribute (#1437)
diff --git a/packages/asset-buyer/package.json b/packages/asset-buyer/package.json
index 3e1c26814..3fca31664 100644
--- a/packages/asset-buyer/package.json
+++ b/packages/asset-buyer/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/asset-buyer",
-    "version": "4.0.0",
+    "version": "4.0.1",
     "engines": {
         "node": ">=6.12"
     },
@@ -36,21 +36,21 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/asset-buyer/README.md",
     "dependencies": {
-        "@0x/assert": "^1.0.22",
-        "@0x/connect": "^3.0.12",
-        "@0x/contract-wrappers": "^4.2.1",
-        "@0x/json-schemas": "^2.1.6",
-        "@0x/order-utils": "^3.1.1",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
-        "ethereum-types": "^1.1.5",
+        "@0x/assert": "^1.0.23",
+        "@0x/connect": "^3.0.13",
+        "@0x/contract-wrappers": "^5.0.0",
+        "@0x/json-schemas": "^2.1.7",
+        "@0x/order-utils": "^3.1.2",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
+        "ethereum-types": "^1.1.6",
         "lodash": "^4.17.5"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/lodash": "^4.14.116",
         "@types/mocha": "^2.2.42",
         "@types/node": "*",
diff --git a/packages/base-contract/CHANGELOG.json b/packages/base-contract/CHANGELOG.json
index 6c8f3b069..68ebe8d9e 100644
--- a/packages/base-contract/CHANGELOG.json
+++ b/packages/base-contract/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "3.0.13",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "3.0.12",
         "changes": [
diff --git a/packages/base-contract/CHANGELOG.md b/packages/base-contract/CHANGELOG.md
index d99ea0c6e..975a56fd4 100644
--- a/packages/base-contract/CHANGELOG.md
+++ b/packages/base-contract/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.0.13 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v3.0.12 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/base-contract/package.json b/packages/base-contract/package.json
index 027340508..db09b16a1 100644
--- a/packages/base-contract/package.json
+++ b/packages/base-contract/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/base-contract",
-    "version": "3.0.12",
+    "version": "3.0.13",
     "engines": {
         "node": ">=6.12"
     },
@@ -29,7 +29,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/base-contract/README.md",
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/lodash": "4.14.104",
         "chai": "^4.0.1",
         "make-promises-safe": "^1.1.0",
@@ -40,10 +40,10 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
-        "ethereum-types": "^1.1.5",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
+        "ethereum-types": "^1.1.6",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5"
     },
diff --git a/packages/connect/CHANGELOG.json b/packages/connect/CHANGELOG.json
index 90aa82819..8fe9c562f 100644
--- a/packages/connect/CHANGELOG.json
+++ b/packages/connect/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "3.0.13",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "3.0.12",
         "changes": [
diff --git a/packages/connect/CHANGELOG.md b/packages/connect/CHANGELOG.md
index 137af451b..7556aae72 100644
--- a/packages/connect/CHANGELOG.md
+++ b/packages/connect/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.0.13 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v3.0.12 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/connect/package.json b/packages/connect/package.json
index f03115c16..15a4c12f1 100644
--- a/packages/connect/package.json
+++ b/packages/connect/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/connect",
-    "version": "3.0.12",
+    "version": "3.0.13",
     "engines": {
         "node": ">=6.12"
     },
@@ -44,12 +44,12 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/connect/README.md",
     "dependencies": {
-        "@0x/assert": "^1.0.22",
-        "@0x/json-schemas": "^2.1.6",
-        "@0x/order-utils": "^3.1.1",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
+        "@0x/assert": "^1.0.23",
+        "@0x/json-schemas": "^2.1.7",
+        "@0x/order-utils": "^3.1.2",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
         "lodash": "^4.17.5",
         "query-string": "^5.0.1",
         "sinon": "^4.0.0",
@@ -57,7 +57,7 @@
         "websocket": "^1.0.25"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/fetch-mock": "^6.0.3",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^2.2.42",
diff --git a/packages/contract-addresses/CHANGELOG.json b/packages/contract-addresses/CHANGELOG.json
index 014495351..8800f2f73 100644
--- a/packages/contract-addresses/CHANGELOG.json
+++ b/packages/contract-addresses/CHANGELOG.json
@@ -6,7 +6,8 @@
                 "note": "Added migration for `MultiAssetProxy` contract",
                 "pr": 1503
             }
-        ]
+        ],
+        "timestamp": 1547561734
     },
     {
         "version": "2.1.0",
diff --git a/packages/contract-addresses/CHANGELOG.md b/packages/contract-addresses/CHANGELOG.md
index d7f2ff7ea..1f3d187a4 100644
--- a/packages/contract-addresses/CHANGELOG.md
+++ b/packages/contract-addresses/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.2.0 - _January 15, 2019_
+
+    * Added migration for `MultiAssetProxy` contract (#1503)
+
 ## v2.1.0 - _January 9, 2019_
 
     * Added testnet entries for Dutch Auction contract (kovan,rinkeby,ropsten) (#1465)
diff --git a/packages/contract-addresses/package.json b/packages/contract-addresses/package.json
index c5a133ddf..260322081 100644
--- a/packages/contract-addresses/package.json
+++ b/packages/contract-addresses/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/contract-addresses",
-    "version": "2.1.0",
+    "version": "2.2.0",
     "engines": {
         "node": ">=6.12"
     },
diff --git a/packages/contract-artifacts/CHANGELOG.json b/packages/contract-artifacts/CHANGELOG.json
index fcd99fc3b..c488fa5c5 100644
--- a/packages/contract-artifacts/CHANGELOG.json
+++ b/packages/contract-artifacts/CHANGELOG.json
@@ -6,7 +6,8 @@
                 "note": "Added artifact for `MultiAssetProxy` contract",
                 "pr": 1503
             }
-        ]
+        ],
+        "timestamp": 1547561734
     },
     {
         "version": "1.2.0",
diff --git a/packages/contract-artifacts/CHANGELOG.md b/packages/contract-artifacts/CHANGELOG.md
index 7f96cb571..c1118a3b9 100644
--- a/packages/contract-artifacts/CHANGELOG.md
+++ b/packages/contract-artifacts/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.3.0 - _January 15, 2019_
+
+    * Added artifact for `MultiAssetProxy` contract (#1503)
+
 ## v1.2.0 - _January 9, 2019_
 
     * Added artifact for Dutch Auction contract (#1465)
diff --git a/packages/contract-artifacts/package.json b/packages/contract-artifacts/package.json
index b819520c6..6a98615d7 100644
--- a/packages/contract-artifacts/package.json
+++ b/packages/contract-artifacts/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/contract-artifacts",
-    "version": "1.2.0",
+    "version": "1.3.0",
     "engines": {
         "node": ">=6.12"
     },
diff --git a/packages/contract-wrappers/CHANGELOG.json b/packages/contract-wrappers/CHANGELOG.json
index c6af3adee..bfba8454c 100644
--- a/packages/contract-wrappers/CHANGELOG.json
+++ b/packages/contract-wrappers/CHANGELOG.json
@@ -10,7 +10,8 @@
                 "note": "Remove Exchange `matchOrdersAsync` optimization",
                 "pr": 1514
             }
-        ]
+        ],
+        "timestamp": 1547561734
     },
     {
         "timestamp": 1547225310,
diff --git a/packages/contract-wrappers/CHANGELOG.md b/packages/contract-wrappers/CHANGELOG.md
index d43345049..8281f5050 100644
--- a/packages/contract-wrappers/CHANGELOG.md
+++ b/packages/contract-wrappers/CHANGELOG.md
@@ -5,6 +5,11 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v5.0.0 - _January 15, 2019_
+
+    * Renamed OrderStatus enum members to PascalCase to conform with tslint enum-naming rule (#1474)
+    * Remove Exchange `matchOrdersAsync` optimization (#1514)
+
 ## v4.2.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/contract-wrappers/package.json b/packages/contract-wrappers/package.json
index 6c1a8836a..c4f75a5a4 100644
--- a/packages/contract-wrappers/package.json
+++ b/packages/contract-wrappers/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/contract-wrappers",
-    "version": "4.2.1",
+    "version": "5.0.0",
     "description": "Smart TS wrappers for 0x smart contracts",
     "keywords": [
         "0xproject",
@@ -37,10 +37,10 @@
         "node": ">=6.0.0"
     },
     "devDependencies": {
-        "@0x/dev-utils": "^1.0.23",
-        "@0x/migrations": "^2.3.1",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/dev-utils": "^1.0.24",
+        "@0x/migrations": "^2.4.0",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/tslint-config": "^2.0.2",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^2.2.42",
         "@types/node": "*",
@@ -65,19 +65,19 @@
         "web3-provider-engine": "14.0.6"
     },
     "dependencies": {
-        "@0x/abi-gen-wrappers": "^2.1.1",
-        "@0x/assert": "^1.0.22",
-        "@0x/contract-addresses": "^2.1.0",
-        "@0x/contract-artifacts": "^1.2.0",
-        "@0x/contracts-test-utils": "^1.0.4",
-        "@0x/fill-scenarios": "^1.1.1",
-        "@0x/json-schemas": "^2.1.6",
-        "@0x/order-utils": "^3.1.1",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
-        "ethereum-types": "^1.1.5",
+        "@0x/abi-gen-wrappers": "^2.2.0",
+        "@0x/assert": "^1.0.23",
+        "@0x/contract-addresses": "^2.2.0",
+        "@0x/contract-artifacts": "^1.3.0",
+        "@0x/contracts-test-utils": "^2.0.0",
+        "@0x/fill-scenarios": "^1.1.2",
+        "@0x/json-schemas": "^2.1.7",
+        "@0x/order-utils": "^3.1.2",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-abi": "0.6.5",
         "ethereumjs-blockstream": "6.0.0",
         "ethereumjs-util": "^5.1.1",
diff --git a/packages/dev-tools-pages/package.json b/packages/dev-tools-pages/package.json
index bde64d165..79d4a840f 100644
--- a/packages/dev-tools-pages/package.json
+++ b/packages/dev-tools-pages/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/dev-tools-pages",
-    "version": "0.0.12",
+    "version": "0.0.13",
     "engines": {
         "node": ">=6.12"
     },
@@ -16,7 +16,7 @@
     },
     "license": "Apache-2.0",
     "dependencies": {
-        "@0x/react-shared": "^1.1.1",
+        "@0x/react-shared": "^1.1.2",
         "basscss": "^8.0.3",
         "bowser": "^1.9.3",
         "highlight.js": "^9.13.1",
diff --git a/packages/dev-utils/CHANGELOG.json b/packages/dev-utils/CHANGELOG.json
index 41a69508a..85189d70b 100644
--- a/packages/dev-utils/CHANGELOG.json
+++ b/packages/dev-utils/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.0.24",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.0.23",
         "changes": [
diff --git a/packages/dev-utils/CHANGELOG.md b/packages/dev-utils/CHANGELOG.md
index caabc2261..958fded86 100644
--- a/packages/dev-utils/CHANGELOG.md
+++ b/packages/dev-utils/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.0.24 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.0.23 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/dev-utils/package.json b/packages/dev-utils/package.json
index 91698c81e..4ab1d6439 100644
--- a/packages/dev-utils/package.json
+++ b/packages/dev-utils/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/dev-utils",
-    "version": "1.0.23",
+    "version": "1.0.24",
     "engines": {
         "node": ">=6.12"
     },
@@ -29,7 +29,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/dev-utils/README.md",
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^2.2.42",
         "make-promises-safe": "^1.1.0",
@@ -41,14 +41,14 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/subproviders": "^2.1.10",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "@types/web3-provider-engine": "^14.0.0",
         "chai": "^4.0.1",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "lodash": "^4.17.5"
     },
     "publishConfig": {
diff --git a/packages/devnet/genesis.json b/packages/devnet/genesis.json
index 073672dd9..03dc5d623 100644
--- a/packages/devnet/genesis.json
+++ b/packages/devnet/genesis.json
@@ -8,7 +8,7 @@
         "eip158Block": 3,
         "byzantiumBlock": 4,
         "clique": {
-            "period": 0,
+            "period": 1,
             "epoch": 30000
         }
     },
diff --git a/packages/ethereum-types/CHANGELOG.json b/packages/ethereum-types/CHANGELOG.json
index 878a1f5ea..6265e01a1 100644
--- a/packages/ethereum-types/CHANGELOG.json
+++ b/packages/ethereum-types/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.1.6",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.1.5",
         "changes": [
diff --git a/packages/ethereum-types/CHANGELOG.md b/packages/ethereum-types/CHANGELOG.md
index 9db9998ee..c1857495d 100644
--- a/packages/ethereum-types/CHANGELOG.md
+++ b/packages/ethereum-types/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.1.6 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.1.5 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/ethereum-types/package.json b/packages/ethereum-types/package.json
index 384f7b5b3..953b323c6 100644
--- a/packages/ethereum-types/package.json
+++ b/packages/ethereum-types/package.json
@@ -1,6 +1,6 @@
 {
     "name": "ethereum-types",
-    "version": "1.1.5",
+    "version": "1.1.6",
     "engines": {
         "node": ">=6.12"
     },
@@ -29,7 +29,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/ethereum-types/README.md",
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "make-promises-safe": "^1.1.0",
         "shx": "^0.2.2",
         "tslint": "5.11.0",
diff --git a/packages/ethereum-types/src/index.ts b/packages/ethereum-types/src/index.ts
index 9430fdc98..a8dcfd68a 100644
--- a/packages/ethereum-types/src/index.ts
+++ b/packages/ethereum-types/src/index.ts
@@ -306,6 +306,8 @@ export interface TraceParams {
     disableMemory?: boolean;
     disableStack?: boolean;
     disableStorage?: boolean;
+    tracer?: string;
+    timeout?: string;
 }
 
 export type OutputField =
diff --git a/packages/fill-scenarios/CHANGELOG.json b/packages/fill-scenarios/CHANGELOG.json
index a47b039b7..d8f2591a4 100644
--- a/packages/fill-scenarios/CHANGELOG.json
+++ b/packages/fill-scenarios/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.1.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.1.1",
         "changes": [
diff --git a/packages/fill-scenarios/CHANGELOG.md b/packages/fill-scenarios/CHANGELOG.md
index 44a87270c..7df8b5ab3 100644
--- a/packages/fill-scenarios/CHANGELOG.md
+++ b/packages/fill-scenarios/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.1.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.1.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/fill-scenarios/package.json b/packages/fill-scenarios/package.json
index deca2418a..d882aba76 100644
--- a/packages/fill-scenarios/package.json
+++ b/packages/fill-scenarios/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/fill-scenarios",
-    "version": "1.1.1",
+    "version": "1.1.2",
     "description": "0x order fill scenario generator",
     "main": "lib/index.js",
     "types": "lib/index.d.ts",
@@ -20,7 +20,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/fill-scenarios/README.md",
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/lodash": "4.14.104",
         "make-promises-safe": "^1.1.0",
         "shx": "^0.2.2",
@@ -28,15 +28,15 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/abi-gen-wrappers": "^2.1.1",
-        "@0x/base-contract": "^3.0.12",
-        "@0x/contract-artifacts": "^1.2.0",
-        "@0x/order-utils": "^3.1.1",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
-        "ethereum-types": "^1.1.5",
+        "@0x/abi-gen-wrappers": "^2.2.0",
+        "@0x/base-contract": "^3.0.13",
+        "@0x/contract-artifacts": "^1.3.0",
+        "@0x/order-utils": "^3.1.2",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
+        "ethereum-types": "^1.1.6",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5"
     },
diff --git a/packages/instant/package.json b/packages/instant/package.json
index 0012b5b9a..36409ef3d 100644
--- a/packages/instant/package.json
+++ b/packages/instant/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/instant",
-    "version": "1.0.6",
+    "version": "1.0.7",
     "engines": {
         "node": ">=6.12"
     },
@@ -41,18 +41,18 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/instant/README.md",
     "dependencies": {
-        "@0x/assert": "^1.0.22",
-        "@0x/asset-buyer": "^4.0.0",
-        "@0x/json-schemas": "^2.1.6",
-        "@0x/order-utils": "^3.1.1",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/assert": "^1.0.23",
+        "@0x/asset-buyer": "^4.0.1",
+        "@0x/json-schemas": "^2.1.7",
+        "@0x/order-utils": "^3.1.2",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "bowser": "^1.9.4",
         "copy-to-clipboard": "^3.0.8",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "lodash": "^4.17.5",
         "polished": "^2.2.0",
         "react": "^16.5.2",
@@ -65,7 +65,7 @@
         "ts-optchain": "^0.1.1"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@static/discharge": "https://github.com/0xProject/discharge.git",
         "@types/enzyme": "^3.1.14",
         "@types/enzyme-adapter-react-16": "^1.0.3",
diff --git a/packages/json-schemas/CHANGELOG.json b/packages/json-schemas/CHANGELOG.json
index 634512d9b..1388b4dca 100644
--- a/packages/json-schemas/CHANGELOG.json
+++ b/packages/json-schemas/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "2.1.7",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "2.1.6",
         "changes": [
diff --git a/packages/json-schemas/CHANGELOG.md b/packages/json-schemas/CHANGELOG.md
index fd89ea9b8..4e562d9e8 100644
--- a/packages/json-schemas/CHANGELOG.md
+++ b/packages/json-schemas/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.1.7 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v2.1.6 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/json-schemas/package.json b/packages/json-schemas/package.json
index ed980a9ee..cd515a747 100644
--- a/packages/json-schemas/package.json
+++ b/packages/json-schemas/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/json-schemas",
-    "version": "2.1.6",
+    "version": "2.1.7",
     "engines": {
         "node": ">=6.12"
     },
@@ -39,14 +39,14 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/json-schemas/README.md",
     "dependencies": {
-        "@0x/typescript-typings": "^3.0.7",
+        "@0x/typescript-typings": "^3.0.8",
         "@types/node": "*",
         "jsonschema": "^1.2.0",
         "lodash.values": "^4.3.0"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
-        "@0x/utils": "^3.0.0",
+        "@0x/tslint-config": "^2.0.2",
+        "@0x/utils": "^3.0.1",
         "@types/lodash.foreach": "^4.5.3",
         "@types/lodash.values": "^4.3.3",
         "@types/mocha": "^2.2.42",
diff --git a/packages/metacoin/package.json b/packages/metacoin/package.json
index 5e336132a..accdd2949 100644
--- a/packages/metacoin/package.json
+++ b/packages/metacoin/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/metacoin",
-    "version": "0.0.34",
+    "version": "0.0.35",
     "engines": {
         "node": ">=6.12"
     },
@@ -29,28 +29,28 @@
     "author": "",
     "license": "Apache-2.0",
     "dependencies": {
-        "@0x/abi-gen": "^1.0.21",
-        "@0x/abi-gen-templates": "^1.0.1",
-        "@0x/base-contract": "^3.0.12",
-        "@0x/sol-coverage": "^1.0.1",
-        "@0x/sol-profiler": "^1.0.1",
-        "@0x/sol-trace": "^1.0.1",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/tslint-config": "^2.0.1",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/abi-gen": "^1.0.22",
+        "@0x/abi-gen-templates": "^1.0.2",
+        "@0x/base-contract": "^3.0.13",
+        "@0x/sol-coverage": "^1.0.2",
+        "@0x/sol-profiler": "^1.0.2",
+        "@0x/sol-trace": "^1.0.2",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/tslint-config": "^2.0.2",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "@types/mocha": "^5.2.2",
         "copyfiles": "^2.0.0",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5",
         "run-s": "^0.0.0"
     },
     "devDependencies": {
-        "@0x/dev-utils": "^1.0.23",
-        "@0x/sol-compiler": "^2.0.1",
+        "@0x/dev-utils": "^1.0.24",
+        "@0x/sol-compiler": "^2.0.2",
         "chai": "^4.0.1",
         "chai-as-promised": "^7.1.0",
         "chai-bignumber": "^2.0.1",
diff --git a/packages/migrations/CHANGELOG.json b/packages/migrations/CHANGELOG.json
index 6a7df758b..5962a9886 100644
--- a/packages/migrations/CHANGELOG.json
+++ b/packages/migrations/CHANGELOG.json
@@ -6,7 +6,8 @@
                 "note": "Added migrations for `MultiAssetProxy` contract",
                 "pr": 1503
             }
-        ]
+        ],
+        "timestamp": 1547561734
     },
     {
         "timestamp": 1547225310,
diff --git a/packages/migrations/CHANGELOG.md b/packages/migrations/CHANGELOG.md
index 937ca0dce..6c9a84018 100644
--- a/packages/migrations/CHANGELOG.md
+++ b/packages/migrations/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.4.0 - _January 15, 2019_
+
+    * Added migrations for `MultiAssetProxy` contract (#1503)
+
 ## v2.3.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/migrations/package.json b/packages/migrations/package.json
index d52f09b59..3ca4e8d6b 100644
--- a/packages/migrations/package.json
+++ b/packages/migrations/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/migrations",
-    "version": "2.3.1",
+    "version": "2.4.0",
     "engines": {
         "node": ">=6.12"
     },
@@ -35,9 +35,9 @@
     },
     "license": "Apache-2.0",
     "devDependencies": {
-        "@0x/dev-utils": "^1.0.23",
-        "@0x/tslint-config": "^2.0.1",
-        "@0x/types": "^1.5.1",
+        "@0x/dev-utils": "^1.0.24",
+        "@0x/tslint-config": "^2.0.2",
+        "@0x/types": "^1.5.2",
         "@types/yargs": "^10.0.0",
         "make-promises-safe": "^1.1.0",
         "npm-run-all": "^4.1.2",
@@ -48,18 +48,18 @@
         "yargs": "^10.0.3"
     },
     "dependencies": {
-        "@0x/abi-gen-wrappers": "^2.1.1",
-        "@0x/base-contract": "^3.0.12",
-        "@0x/contract-addresses": "^2.1.0",
-        "@0x/contract-artifacts": "^1.2.0",
-        "@0x/order-utils": "^3.1.1",
-        "@0x/sol-compiler": "^2.0.1",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/abi-gen-wrappers": "^2.2.0",
+        "@0x/base-contract": "^3.0.13",
+        "@0x/contract-addresses": "^2.2.0",
+        "@0x/contract-artifacts": "^1.3.0",
+        "@0x/order-utils": "^3.1.2",
+        "@0x/sol-compiler": "^2.0.2",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "@ledgerhq/hw-app-eth": "^4.3.0",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5"
     },
diff --git a/packages/monorepo-scripts/package.json b/packages/monorepo-scripts/package.json
index 9ab53fc0b..e18aa1d2f 100644
--- a/packages/monorepo-scripts/package.json
+++ b/packages/monorepo-scripts/package.json
@@ -1,7 +1,7 @@
 {
     "private": true,
     "name": "@0x/monorepo-scripts",
-    "version": "1.0.17",
+    "version": "1.0.18",
     "engines": {
         "node": ">=6.12"
     },
@@ -47,7 +47,7 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/utils": "^3.0.0",
+        "@0x/utils": "^3.0.1",
         "@lerna/batch-packages": "^3.0.0-beta.18",
         "@types/depcheck": "^0.6.0",
         "async-child-process": "^1.1.1",
diff --git a/packages/order-utils/CHANGELOG.json b/packages/order-utils/CHANGELOG.json
index 9a81e09d1..ace3656c4 100644
--- a/packages/order-utils/CHANGELOG.json
+++ b/packages/order-utils/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "3.1.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "3.1.1",
         "changes": [
diff --git a/packages/order-utils/CHANGELOG.md b/packages/order-utils/CHANGELOG.md
index 2f4484aea..c82458f2e 100644
--- a/packages/order-utils/CHANGELOG.md
+++ b/packages/order-utils/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.1.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v3.1.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/order-utils/package.json b/packages/order-utils/package.json
index ccd36405c..bdcbd2dfc 100644
--- a/packages/order-utils/package.json
+++ b/packages/order-utils/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/order-utils",
-    "version": "3.1.1",
+    "version": "3.1.2",
     "engines": {
         "node": ">=6.12"
     },
@@ -35,8 +35,8 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/order-utils/README.md",
     "devDependencies": {
-        "@0x/dev-utils": "^1.0.23",
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/dev-utils": "^1.0.24",
+        "@0x/tslint-config": "^2.0.2",
         "@types/bn.js": "^4.11.0",
         "@types/lodash": "4.14.104",
         "chai": "^4.0.1",
@@ -53,18 +53,18 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/abi-gen-wrappers": "^2.1.1",
-        "@0x/assert": "^1.0.22",
-        "@0x/base-contract": "^3.0.12",
-        "@0x/contract-artifacts": "^1.2.0",
-        "@0x/json-schemas": "^2.1.6",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/abi-gen-wrappers": "^2.2.0",
+        "@0x/assert": "^1.0.23",
+        "@0x/base-contract": "^3.0.13",
+        "@0x/contract-artifacts": "^1.3.0",
+        "@0x/json-schemas": "^2.1.7",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "@types/node": "*",
         "bn.js": "^4.11.8",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-abi": "0.6.5",
         "ethereumjs-util": "^5.1.1",
         "ethers": "~4.0.4",
diff --git a/packages/order-watcher/CHANGELOG.json b/packages/order-watcher/CHANGELOG.json
index ad79000e3..bb77feee0 100644
--- a/packages/order-watcher/CHANGELOG.json
+++ b/packages/order-watcher/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "2.4.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "2.4.1",
         "changes": [
diff --git a/packages/order-watcher/CHANGELOG.md b/packages/order-watcher/CHANGELOG.md
index 84d3f303a..e5f4833cd 100644
--- a/packages/order-watcher/CHANGELOG.md
+++ b/packages/order-watcher/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.4.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v2.4.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/order-watcher/package.json b/packages/order-watcher/package.json
index 06bb30001..4cae45604 100644
--- a/packages/order-watcher/package.json
+++ b/packages/order-watcher/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/order-watcher",
-    "version": "2.4.1",
+    "version": "2.4.2",
     "description": "An order watcher daemon that watches for order validity",
     "keywords": [
         "0x",
@@ -33,10 +33,10 @@
         "node": ">=6.0.0"
     },
     "devDependencies": {
-        "@0x/dev-utils": "^1.0.23",
-        "@0x/migrations": "^2.3.1",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/dev-utils": "^1.0.24",
+        "@0x/migrations": "^2.4.0",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/tslint-config": "^2.0.2",
         "@types/bintrees": "^1.0.2",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^2.2.42",
@@ -58,21 +58,21 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/abi-gen-wrappers": "^2.1.1",
-        "@0x/assert": "^1.0.22",
-        "@0x/base-contract": "^3.0.12",
-        "@0x/contract-addresses": "^2.1.0",
-        "@0x/contract-artifacts": "^1.2.0",
-        "@0x/contract-wrappers": "^4.2.1",
-        "@0x/fill-scenarios": "^1.1.1",
-        "@0x/json-schemas": "^2.1.6",
-        "@0x/order-utils": "^3.1.1",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/abi-gen-wrappers": "^2.2.0",
+        "@0x/assert": "^1.0.23",
+        "@0x/base-contract": "^3.0.13",
+        "@0x/contract-addresses": "^2.2.0",
+        "@0x/contract-artifacts": "^1.3.0",
+        "@0x/contract-wrappers": "^5.0.0",
+        "@0x/fill-scenarios": "^1.1.2",
+        "@0x/json-schemas": "^2.1.7",
+        "@0x/order-utils": "^3.1.2",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "bintrees": "^1.0.2",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-blockstream": "6.0.0",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5",
diff --git a/packages/pipeline/package.json b/packages/pipeline/package.json
index 56d4ecc98..988dd8b74 100644
--- a/packages/pipeline/package.json
+++ b/packages/pipeline/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/pipeline",
-    "version": "1.0.4",
+    "version": "1.0.5",
     "private": true,
     "description": "Data pipeline for offline analysis",
     "scripts": {
@@ -27,7 +27,7 @@
     },
     "license": "Apache-2.0",
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/axios": "^0.14.0",
         "@types/ramda": "^0.25.38",
         "chai": "^4.1.2",
@@ -39,23 +39,23 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/connect": "^3.0.12",
-        "@0x/contract-addresses": "^2.1.0",
-        "@0x/contract-artifacts": "^1.2.0",
+        "@0x/connect": "^3.0.13",
+        "@0x/contract-addresses": "^2.2.0",
+        "@0x/contract-artifacts": "^1.3.0",
         "@0x/contract-wrappers": "^3.0.0",
-        "@0x/dev-utils": "^1.0.23",
-        "@0x/order-utils": "^3.1.1",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/types": "^1.5.1",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/dev-utils": "^1.0.24",
+        "@0x/order-utils": "^3.1.2",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/types": "^1.5.2",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "@types/dockerode": "^2.5.9",
         "@types/p-limit": "^2.0.0",
         "async-parallel": "^1.2.3",
         "axios": "^0.18.0",
         "bottleneck": "^2.13.2",
         "dockerode": "^2.5.7",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "pg": "^7.5.0",
         "prettier": "^1.15.3",
         "ramda": "^0.25.0",
diff --git a/packages/react-docs/CHANGELOG.json b/packages/react-docs/CHANGELOG.json
index 30893cfc8..101da65c7 100644
--- a/packages/react-docs/CHANGELOG.json
+++ b/packages/react-docs/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.0.25",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.0.24",
         "changes": [
diff --git a/packages/react-docs/CHANGELOG.md b/packages/react-docs/CHANGELOG.md
index 51c56cf41..5ec82b5be 100644
--- a/packages/react-docs/CHANGELOG.md
+++ b/packages/react-docs/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.0.25 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.0.24 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/react-docs/package.json b/packages/react-docs/package.json
index 3df2cd4df..f8f2b6276 100644
--- a/packages/react-docs/package.json
+++ b/packages/react-docs/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/react-docs",
-    "version": "1.0.24",
+    "version": "1.0.25",
     "engines": {
         "node": ">=6.12"
     },
@@ -24,8 +24,8 @@
         "url": "https://github.com/0xProject/0x-monorepo.git"
     },
     "devDependencies": {
-        "@0x/dev-utils": "^1.0.23",
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/dev-utils": "^1.0.24",
+        "@0x/tslint-config": "^2.0.2",
         "@types/compare-versions": "^3.0.0",
         "@types/styled-components": "4.0.0",
         "make-promises-safe": "^1.1.0",
@@ -34,9 +34,9 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/react-shared": "^1.1.1",
-        "@0x/types": "^1.5.1",
-        "@0x/utils": "^3.0.0",
+        "@0x/react-shared": "^1.1.2",
+        "@0x/types": "^1.5.2",
+        "@0x/utils": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/material-ui": "^0.20.0",
         "@types/node": "*",
diff --git a/packages/react-shared/CHANGELOG.json b/packages/react-shared/CHANGELOG.json
index 2494d1dae..a6d2c4fa0 100644
--- a/packages/react-shared/CHANGELOG.json
+++ b/packages/react-shared/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.1.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.1.1",
         "changes": [
diff --git a/packages/react-shared/CHANGELOG.md b/packages/react-shared/CHANGELOG.md
index de3cbe10a..e1a5df403 100644
--- a/packages/react-shared/CHANGELOG.md
+++ b/packages/react-shared/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.1.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.1.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/react-shared/package.json b/packages/react-shared/package.json
index 1b253e1e4..47d36ca66 100644
--- a/packages/react-shared/package.json
+++ b/packages/react-shared/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/react-shared",
-    "version": "1.1.1",
+    "version": "1.1.2",
     "engines": {
         "node": ">=6.12"
     },
@@ -25,15 +25,15 @@
         "url": "https://github.com/0xProject/0x-monorepo.git"
     },
     "devDependencies": {
-        "@0x/dev-utils": "^1.0.23",
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/dev-utils": "^1.0.24",
+        "@0x/tslint-config": "^2.0.2",
         "make-promises-safe": "^1.1.0",
         "shx": "^0.2.2",
         "tslint": "^5.9.1",
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/types": "^1.5.1",
+        "@0x/types": "^1.5.2",
         "@material-ui/core": "^3.0.1",
         "@types/is-mobile": "0.3.0",
         "@types/lodash": "4.14.104",
diff --git a/packages/sol-compiler/CHANGELOG.json b/packages/sol-compiler/CHANGELOG.json
index d7bca16aa..d7dd5a454 100644
--- a/packages/sol-compiler/CHANGELOG.json
+++ b/packages/sol-compiler/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "2.0.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "2.0.1",
         "changes": [
diff --git a/packages/sol-compiler/CHANGELOG.md b/packages/sol-compiler/CHANGELOG.md
index 6ce541e97..dfcec1fa7 100644
--- a/packages/sol-compiler/CHANGELOG.md
+++ b/packages/sol-compiler/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.0.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v2.0.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/sol-compiler/package.json b/packages/sol-compiler/package.json
index b284317a7..26c8e8833 100644
--- a/packages/sol-compiler/package.json
+++ b/packages/sol-compiler/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/sol-compiler",
-    "version": "2.0.1",
+    "version": "2.0.2",
     "engines": {
         "node": ">=6.12"
     },
@@ -42,8 +42,8 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/sol-compiler/README.md",
     "devDependencies": {
-        "@0x/dev-utils": "^1.0.23",
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/dev-utils": "^1.0.24",
+        "@0x/tslint-config": "^2.0.2",
         "@types/chokidar": "^1.7.5",
         "@types/mkdirp": "^0.5.2",
         "@types/pluralize": "^0.0.29",
@@ -67,17 +67,17 @@
         "zeppelin-solidity": "1.8.0"
     },
     "dependencies": {
-        "@0x/assert": "^1.0.22",
-        "@0x/json-schemas": "^2.1.6",
-        "@0x/sol-resolver": "^1.2.2",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/assert": "^1.0.23",
+        "@0x/json-schemas": "^2.1.7",
+        "@0x/sol-resolver": "^1.2.3",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "@types/yargs": "^11.0.0",
         "chalk": "^2.3.0",
         "chokidar": "^2.0.4",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-util": "^5.1.1",
         "lodash": "^4.17.5",
         "mkdirp": "^0.5.1",
diff --git a/packages/sol-coverage/CHANGELOG.json b/packages/sol-coverage/CHANGELOG.json
index 858ec8227..8157d441e 100644
--- a/packages/sol-coverage/CHANGELOG.json
+++ b/packages/sol-coverage/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.0.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.0.1",
         "changes": [
diff --git a/packages/sol-coverage/CHANGELOG.md b/packages/sol-coverage/CHANGELOG.md
index f2c34622d..ac09a1bbf 100644
--- a/packages/sol-coverage/CHANGELOG.md
+++ b/packages/sol-coverage/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.0.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.0.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/sol-coverage/package.json b/packages/sol-coverage/package.json
index 510a568e0..efe91cf2b 100644
--- a/packages/sol-coverage/package.json
+++ b/packages/sol-coverage/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/sol-coverage",
-    "version": "1.0.1",
+    "version": "1.0.2",
     "engines": {
         "node": ">=6.12"
     },
@@ -29,14 +29,14 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/sol-coverage/README.md",
     "dependencies": {
-        "@0x/sol-tracing-utils": "^3.0.0",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/typescript-typings": "^3.0.7",
-        "ethereum-types": "^1.1.5",
+        "@0x/sol-tracing-utils": "^4.0.0",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/typescript-typings": "^3.0.8",
+        "ethereum-types": "^1.1.6",
         "lodash": "^4.17.5"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/node": "*",
         "npm-run-all": "^4.1.2",
         "nyc": "^11.0.1",
diff --git a/packages/sol-coverage/src/coverage_subprovider.ts b/packages/sol-coverage/src/coverage_subprovider.ts
index e6b546c4a..d03963ed6 100644
--- a/packages/sol-coverage/src/coverage_subprovider.ts
+++ b/packages/sol-coverage/src/coverage_subprovider.ts
@@ -74,19 +74,19 @@ export const coverageHandler: SingleFileSubtraceHandler = (
 
     let sourceRanges = _.map(subtrace, structLog => pcToSourceRange[structLog.pc]);
     sourceRanges = _.compact(sourceRanges); // Some PC's don't map to a source range and we just ignore them.
-    // By default lodash does a shallow object comparasion. We JSON.stringify them and compare as strings.
+    // By default lodash does a shallow object comparison. We JSON.stringify them and compare as strings.
     sourceRanges = _.uniqBy(sourceRanges, s => JSON.stringify(s)); // We don't care if one PC was covered multiple times within a single transaction
     sourceRanges = _.filter(sourceRanges, sourceRange => sourceRange.fileName === absoluteFileName);
     const branchCoverage: BranchCoverage = {};
     const branchIds = _.keys(coverageEntriesDescription.branchMap);
     for (const branchId of branchIds) {
         const branchDescription = coverageEntriesDescription.branchMap[branchId];
-        const isBranchCoveredByBranchIndex = _.map(branchDescription.locations, location => {
+        const branchIndexToIsBranchCovered = _.map(branchDescription.locations, location => {
             const isBranchCovered = _.some(sourceRanges, range => utils.isRangeInside(range.location, location));
             const timesBranchCovered = Number(isBranchCovered);
             return timesBranchCovered;
         });
-        branchCoverage[branchId] = isBranchCoveredByBranchIndex;
+        branchCoverage[branchId] = branchIndexToIsBranchCovered;
     }
     const statementCoverage: StatementCoverage = {};
     const statementIds = _.keys(coverageEntriesDescription.statementMap);
diff --git a/packages/sol-coverage/src/index.ts b/packages/sol-coverage/src/index.ts
index 97b4ecee6..6a91a3966 100644
--- a/packages/sol-coverage/src/index.ts
+++ b/packages/sol-coverage/src/index.ts
@@ -4,6 +4,8 @@ export {
     TruffleArtifactAdapter,
     AbstractArtifactAdapter,
     ContractData,
+    SourceCodes,
+    Sources,
 } from '@0x/sol-tracing-utils';
 
 export {
diff --git a/packages/sol-doc/CHANGELOG.json b/packages/sol-doc/CHANGELOG.json
index cb50e8c87..f95702ee4 100644
--- a/packages/sol-doc/CHANGELOG.json
+++ b/packages/sol-doc/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.0.14",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.0.13",
         "changes": [
diff --git a/packages/sol-doc/CHANGELOG.md b/packages/sol-doc/CHANGELOG.md
index 52bc05250..1a60b5f89 100644
--- a/packages/sol-doc/CHANGELOG.md
+++ b/packages/sol-doc/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.0.14 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.0.13 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/sol-doc/package.json b/packages/sol-doc/package.json
index 1f3e1061d..dee6ef2e5 100644
--- a/packages/sol-doc/package.json
+++ b/packages/sol-doc/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/sol-doc",
-    "version": "1.0.13",
+    "version": "1.0.14",
     "description": "Solidity documentation generator",
     "main": "lib/src/index.js",
     "types": "lib/src/index.d.js",
@@ -25,16 +25,16 @@
     "author": "F. Eugene Aumson",
     "license": "Apache-2.0",
     "dependencies": {
-        "@0x/sol-compiler": "^2.0.1",
-        "@0x/types": "^1.5.1",
-        "@0x/utils": "^3.0.0",
-        "ethereum-types": "^1.1.5",
+        "@0x/sol-compiler": "^2.0.2",
+        "@0x/types": "^1.5.2",
+        "@0x/utils": "^3.0.1",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-util": "^5.1.1",
         "lodash": "^4.17.10",
         "yargs": "^12.0.2"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "chai": "^4.1.2",
         "chai-as-promised": "^7.1.0",
         "chai-bignumber": "^2.0.2",
diff --git a/packages/sol-profiler/CHANGELOG.json b/packages/sol-profiler/CHANGELOG.json
index 858ec8227..8157d441e 100644
--- a/packages/sol-profiler/CHANGELOG.json
+++ b/packages/sol-profiler/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.0.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.0.1",
         "changes": [
diff --git a/packages/sol-profiler/CHANGELOG.md b/packages/sol-profiler/CHANGELOG.md
index f2c34622d..ac09a1bbf 100644
--- a/packages/sol-profiler/CHANGELOG.md
+++ b/packages/sol-profiler/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.0.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.0.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/sol-profiler/package.json b/packages/sol-profiler/package.json
index 3f538d658..1a89e0a6b 100644
--- a/packages/sol-profiler/package.json
+++ b/packages/sol-profiler/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/sol-profiler",
-    "version": "1.0.1",
+    "version": "1.0.2",
     "engines": {
         "node": ">=6.12"
     },
@@ -29,14 +29,14 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/sol-profiler/README.md",
     "dependencies": {
-        "@0x/sol-tracing-utils": "^3.0.0",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/typescript-typings": "^3.0.7",
-        "ethereum-types": "^1.1.5",
+        "@0x/sol-tracing-utils": "^4.0.0",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/typescript-typings": "^3.0.8",
+        "ethereum-types": "^1.1.6",
         "lodash": "^4.17.5"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/node": "*",
         "npm-run-all": "^4.1.2",
         "shx": "^0.2.2",
diff --git a/packages/sol-profiler/src/index.ts b/packages/sol-profiler/src/index.ts
index 5d4806be4..fcb715d2d 100644
--- a/packages/sol-profiler/src/index.ts
+++ b/packages/sol-profiler/src/index.ts
@@ -3,6 +3,8 @@ export {
     SolCompilerArtifactAdapter,
     TruffleArtifactAdapter,
     ContractData,
+    SourceCodes,
+    Sources,
 } from '@0x/sol-tracing-utils';
 
 // HACK: ProfilerSubprovider is a hacky way to do profiling using coverage tools. Not production ready
diff --git a/packages/sol-profiler/src/profiler_subprovider.ts b/packages/sol-profiler/src/profiler_subprovider.ts
index c3ed13ea5..9f195f768 100644
--- a/packages/sol-profiler/src/profiler_subprovider.ts
+++ b/packages/sol-profiler/src/profiler_subprovider.ts
@@ -63,7 +63,7 @@ export const profilerHandler: SingleFileSubtraceHandler = (
 ): Coverage => {
     const absoluteFileName = contractData.sources[fileIndex];
     const profilerEntriesDescription = collectCoverageEntries(contractData.sourceCodes[fileIndex]);
-    const gasConsumedByStatement: { [statementId: string]: number } = {};
+    const statementToGasConsumed: { [statementId: string]: number } = {};
     const statementIds = _.keys(profilerEntriesDescription.statementMap);
     for (const statementId of statementIds) {
         const statementDescription = profilerEntriesDescription.statementMap[statementId];
@@ -83,14 +83,14 @@ export const profilerHandler: SingleFileSubtraceHandler = (
                 }
             }),
         );
-        gasConsumedByStatement[statementId] = totalGasCost;
+        statementToGasConsumed[statementId] = totalGasCost;
     }
     const partialProfilerOutput = {
         [absoluteFileName]: {
             ...profilerEntriesDescription,
             path: absoluteFileName,
             f: {}, // I's meaningless in profiling context
-            s: gasConsumedByStatement,
+            s: statementToGasConsumed,
             b: {}, // I's meaningless in profiling context
         },
     };
diff --git a/packages/sol-resolver/CHANGELOG.json b/packages/sol-resolver/CHANGELOG.json
index a0a86d481..e5f4a8ac1 100644
--- a/packages/sol-resolver/CHANGELOG.json
+++ b/packages/sol-resolver/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.2.3",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.2.2",
         "changes": [
diff --git a/packages/sol-resolver/CHANGELOG.md b/packages/sol-resolver/CHANGELOG.md
index 8ce082bbd..a48561cc3 100644
--- a/packages/sol-resolver/CHANGELOG.md
+++ b/packages/sol-resolver/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.2.3 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.2.2 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/sol-resolver/package.json b/packages/sol-resolver/package.json
index bc2f86e3a..0518cde95 100644
--- a/packages/sol-resolver/package.json
+++ b/packages/sol-resolver/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/sol-resolver",
-    "version": "1.2.2",
+    "version": "1.2.3",
     "engines": {
         "node": ">=6.12"
     },
@@ -23,15 +23,15 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/resolver/README.md",
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "make-promises-safe": "^1.1.0",
         "shx": "^0.2.2",
         "tslint": "5.11.0",
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
         "lodash": "^4.17.5"
     },
     "publishConfig": {
diff --git a/packages/sol-trace/CHANGELOG.json b/packages/sol-trace/CHANGELOG.json
index 858ec8227..8157d441e 100644
--- a/packages/sol-trace/CHANGELOG.json
+++ b/packages/sol-trace/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.0.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.0.1",
         "changes": [
diff --git a/packages/sol-trace/CHANGELOG.md b/packages/sol-trace/CHANGELOG.md
index f2c34622d..ac09a1bbf 100644
--- a/packages/sol-trace/CHANGELOG.md
+++ b/packages/sol-trace/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.0.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.0.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/sol-trace/package.json b/packages/sol-trace/package.json
index cfe2bc953..acae60303 100644
--- a/packages/sol-trace/package.json
+++ b/packages/sol-trace/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/sol-trace",
-    "version": "1.0.1",
+    "version": "1.0.2",
     "engines": {
         "node": ">=6.12"
     },
@@ -29,16 +29,16 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/sol-trace/README.md",
     "dependencies": {
-        "@0x/sol-tracing-utils": "^3.0.0",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/typescript-typings": "^3.0.7",
-        "ethereum-types": "^1.1.5",
+        "@0x/sol-tracing-utils": "^4.0.0",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/typescript-typings": "^3.0.8",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-util": "^5.1.1",
         "lodash": "^4.17.5",
         "loglevel": "^1.6.1"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/loglevel": "^1.5.3",
         "@types/node": "*",
         "npm-run-all": "^4.1.2",
diff --git a/packages/sol-trace/src/index.ts b/packages/sol-trace/src/index.ts
index 120c0d0a9..61b5d8cb7 100644
--- a/packages/sol-trace/src/index.ts
+++ b/packages/sol-trace/src/index.ts
@@ -3,6 +3,8 @@ export {
     TruffleArtifactAdapter,
     SolCompilerArtifactAdapter,
     ContractData,
+    SourceCodes,
+    Sources,
 } from '@0x/sol-tracing-utils';
 
 export { RevertTraceSubprovider } from './revert_trace_subprovider';
diff --git a/packages/sol-trace/src/revert_trace_subprovider.ts b/packages/sol-trace/src/revert_trace_subprovider.ts
index 31067a402..fa065cfcb 100644
--- a/packages/sol-trace/src/revert_trace_subprovider.ts
+++ b/packages/sol-trace/src/revert_trace_subprovider.ts
@@ -106,7 +106,8 @@ export class RevertTraceSubprovider extends TraceCollectionSubprovider {
                 continue;
             }
 
-            const fileIndex = contractData.sources.indexOf(sourceRange.fileName);
+            const fileNameToFileIndex = _.invert(contractData.sources);
+            const fileIndex = _.parseInt(fileNameToFileIndex[sourceRange.fileName]);
             const sourceSnippet = getSourceRangeSnippet(sourceRange, contractData.sourceCodes[fileIndex]);
             if (sourceSnippet !== null) {
                 sourceSnippets.push(sourceSnippet);
diff --git a/packages/sol-tracing-utils/CHANGELOG.json b/packages/sol-tracing-utils/CHANGELOG.json
index 1b11011d3..b470d3e87 100644
--- a/packages/sol-tracing-utils/CHANGELOG.json
+++ b/packages/sol-tracing-utils/CHANGELOG.json
@@ -1,5 +1,31 @@
 [
     {
+        "version": "4.0.0",
+        "changes": [
+            {
+                "note": "Fix a bug with incorrect parsing of `sourceMaps` due to sources being in an array instead of a map",
+                "pr": 1498
+            },
+            {
+                "note": "Change the types of `ContractData.sources` and `ContractData.sourceCodes` to be objects instead of arrays",
+                "pr": 1498
+            },
+            {
+                "note": "Use custom JS tracer to speed up tracing on clients that support it (e.g., Geth)",
+                "pr": 1498
+            },
+            {
+                "note": "Log errors encountered in `TraceCollectionSubprovider`",
+                "pr": 1498
+            },
+            {
+                "note": "Add support for assembly statements",
+                "pr": 1498
+            }
+        ],
+        "timestamp": 1547561734
+    },
+    {
         "version": "3.0.0",
         "changes": [
             {
diff --git a/packages/sol-tracing-utils/CHANGELOG.md b/packages/sol-tracing-utils/CHANGELOG.md
index da998f905..00d36844c 100644
--- a/packages/sol-tracing-utils/CHANGELOG.md
+++ b/packages/sol-tracing-utils/CHANGELOG.md
@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v4.0.0 - _January 15, 2019_
+
+    * Fix a bug with incorrect parsing of `sourceMaps` due to sources being in an array instead of a map (#1498)
+    * Change the types of `ContractData.sources` and `ContractData.sourceCodes` to be objects instead of arrays (#1498)
+    * Use custom JS tracer to speed up tracing on clients that support it (e.g., Geth) (#1498)
+    * Log errors encountered in `TraceCollectionSubprovider` (#1498)
+    * Add support for assembly statements (#1498)
+
 ## v3.0.0 - _January 11, 2019_
 
     * Move out specific tools and leave just the shared parts of the codebase (#1492)
diff --git a/packages/sol-tracing-utils/package.json b/packages/sol-tracing-utils/package.json
index 5021342fa..e3e52f42c 100644
--- a/packages/sol-tracing-utils/package.json
+++ b/packages/sol-tracing-utils/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/sol-tracing-utils",
-    "version": "3.0.0",
+    "version": "4.0.0",
     "engines": {
         "node": ">=6.12"
     },
@@ -42,14 +42,14 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/sol-tracing-utils/README.md",
     "dependencies": {
-        "@0x/dev-utils": "^1.0.23",
-        "@0x/sol-compiler": "^2.0.1",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/dev-utils": "^1.0.24",
+        "@0x/sol-compiler": "^2.0.2",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "@types/solidity-parser-antlr": "^0.2.0",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-util": "^5.1.1",
         "glob": "^7.1.2",
         "istanbul": "^0.4.5",
@@ -61,7 +61,7 @@
         "solidity-parser-antlr": "^0.2.12"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/istanbul": "^0.4.30",
         "@types/loglevel": "^1.5.3",
         "@types/mkdirp": "^0.5.1",
diff --git a/packages/sol-tracing-utils/src/artifact_adapters/sol_compiler_artifact_adapter.ts b/packages/sol-tracing-utils/src/artifact_adapters/sol_compiler_artifact_adapter.ts
index 57391abbe..d52587f2c 100644
--- a/packages/sol-tracing-utils/src/artifact_adapters/sol_compiler_artifact_adapter.ts
+++ b/packages/sol-tracing-utils/src/artifact_adapters/sol_compiler_artifact_adapter.ts
@@ -5,7 +5,7 @@ import * as glob from 'glob';
 import * as _ from 'lodash';
 import * as path from 'path';
 
-import { ContractData } from '../types';
+import { ContractData, SourceCodes, Sources } from '../types';
 
 import { AbstractArtifactAdapter } from './abstract_artifact_adapter';
 
@@ -43,9 +43,14 @@ export class SolCompilerArtifactAdapter extends AbstractArtifactAdapter {
                 logUtils.warn(`${artifactFileName} doesn't contain bytecode. Skipping...`);
                 continue;
             }
-            let sources = _.keys(artifact.sources);
-            sources = _.map(sources, relativeFilePath => path.resolve(this._sourcesPath, relativeFilePath));
-            const sourceCodes = _.map(sources, (source: string) => fs.readFileSync(source).toString());
+            const sources: Sources = {};
+            const sourceCodes: SourceCodes = {};
+            _.map(artifact.sources, (value: { id: number }, relativeFilePath: string) => {
+                const filePath = path.resolve(this._sourcesPath, relativeFilePath);
+                const fileContent = fs.readFileSync(filePath).toString();
+                sources[value.id] = filePath;
+                sourceCodes[value.id] = fileContent;
+            });
             const contractData = {
                 sourceCodes,
                 sources,
diff --git a/packages/sol-tracing-utils/src/ast_visitor.ts b/packages/sol-tracing-utils/src/ast_visitor.ts
index e55cdf6ec..1ac9cd1de 100644
--- a/packages/sol-tracing-utils/src/ast_visitor.ts
+++ b/packages/sol-tracing-utils/src/ast_visitor.ts
@@ -1,7 +1,7 @@
 import * as _ from 'lodash';
 import * as Parser from 'solidity-parser-antlr';
 
-import { BranchMap, FnMap, LocationByOffset, SingleFileSourceRange, StatementMap } from './types';
+import { BranchMap, FnMap, OffsetToLocation, SingleFileSourceRange, StatementMap } from './types';
 
 export interface CoverageEntriesDescription {
     fnMap: FnMap;
@@ -22,13 +22,13 @@ export class ASTVisitor {
     private readonly _branchMap: BranchMap = {};
     private readonly _modifiersStatementIds: number[] = [];
     private readonly _statementMap: StatementMap = {};
-    private readonly _locationByOffset: LocationByOffset;
+    private readonly _offsetToLocation: OffsetToLocation;
     private readonly _ignoreRangesBeginningAt: number[];
     // keep track of contract/function ranges that are to be ignored
     // so we can also ignore any children nodes within the contract/function
     private readonly _ignoreRangesWithin: Array<[number, number]> = [];
-    constructor(locationByOffset: LocationByOffset, ignoreRangesBeginningAt: number[] = []) {
-        this._locationByOffset = locationByOffset;
+    constructor(offsetToLocation: OffsetToLocation, ignoreRangesBeginningAt: number[] = []) {
+        this._offsetToLocation = offsetToLocation;
         this._ignoreRangesBeginningAt = ignoreRangesBeginningAt;
     }
     public getCollectedCoverageEntries(): CoverageEntriesDescription {
@@ -94,6 +94,39 @@ export class ASTVisitor {
     public InlineAssemblyStatement(ast: Parser.InlineAssemblyStatement): void {
         this._visitStatement(ast);
     }
+    public AssemblyLocalDefinition(ast: Parser.AssemblyLocalDefinition): void {
+        this._visitStatement(ast);
+    }
+    public AssemblyCall(ast: Parser.AssemblyCall): void {
+        this._visitStatement(ast);
+    }
+    public AssemblyIf(ast: Parser.AssemblyIf): void {
+        this._visitStatement(ast);
+    }
+    public AssemblyBlock(ast: Parser.AssemblyBlock): void {
+        this._visitStatement(ast);
+    }
+    public AssemblyExpression(ast: Parser.AssemblyExpression): void {
+        this._visitStatement(ast);
+    }
+    public AssemblyAssignment(ast: Parser.AssemblyAssignment): void {
+        this._visitStatement(ast);
+    }
+    public LabelDefinition(ast: Parser.LabelDefinition): void {
+        this._visitStatement(ast);
+    }
+    public AssemblySwitch(ast: Parser.AssemblySwitch): void {
+        this._visitStatement(ast);
+    }
+    public AssemblyFunctionDefinition(ast: Parser.AssemblyFunctionDefinition): void {
+        this._visitStatement(ast);
+    }
+    public AssemblyFor(ast: Parser.AssemblyFor): void {
+        this._visitStatement(ast);
+    }
+    public SubAssembly(ast: Parser.SubAssembly): void {
+        this._visitStatement(ast);
+    }
     public BinaryOperation(ast: Parser.BinaryOperation): void {
         const BRANCHING_BIN_OPS = ['&&', '||'];
         if (_.includes(BRANCHING_BIN_OPS, ast.operator)) {
@@ -136,8 +169,8 @@ export class ASTVisitor {
     }
     private _getExpressionRange(ast: Parser.ASTNode): SingleFileSourceRange {
         const astRange = ast.range as [number, number];
-        const start = this._locationByOffset[astRange[0]];
-        const end = this._locationByOffset[astRange[1] + 1];
+        const start = this._offsetToLocation[astRange[0]];
+        const end = this._offsetToLocation[astRange[1] + 1];
         const range = {
             start,
             end,
diff --git a/packages/sol-tracing-utils/src/collect_coverage_entries.ts b/packages/sol-tracing-utils/src/collect_coverage_entries.ts
index bdbcd613e..9e3591d74 100644
--- a/packages/sol-tracing-utils/src/collect_coverage_entries.ts
+++ b/packages/sol-tracing-utils/src/collect_coverage_entries.ts
@@ -3,24 +3,24 @@ import * as _ from 'lodash';
 import * as parser from 'solidity-parser-antlr';
 
 import { ASTVisitor, CoverageEntriesDescription } from './ast_visitor';
-import { getLocationByOffset } from './source_maps';
+import { getOffsetToLocation } from './source_maps';
 
 const IGNORE_RE = /\/\*\s*solcov\s+ignore\s+next\s*\*\/\s*/gm;
 
 // Parsing source code for each transaction/code is slow and therefore we cache it
-const coverageEntriesBySourceHash: { [sourceHash: string]: CoverageEntriesDescription } = {};
+const sourceHashToCoverageEntries: { [sourceHash: string]: CoverageEntriesDescription } = {};
 
 export const collectCoverageEntries = (contractSource: string) => {
     const sourceHash = ethUtil.sha3(contractSource).toString('hex');
-    if (_.isUndefined(coverageEntriesBySourceHash[sourceHash]) && !_.isUndefined(contractSource)) {
+    if (_.isUndefined(sourceHashToCoverageEntries[sourceHash]) && !_.isUndefined(contractSource)) {
         const ast = parser.parse(contractSource, { range: true });
-        const locationByOffset = getLocationByOffset(contractSource);
+        const offsetToLocation = getOffsetToLocation(contractSource);
         const ignoreRangesBegingingAt = gatherRangesToIgnore(contractSource);
-        const visitor = new ASTVisitor(locationByOffset, ignoreRangesBegingingAt);
+        const visitor = new ASTVisitor(offsetToLocation, ignoreRangesBegingingAt);
         parser.visit(ast, visitor);
-        coverageEntriesBySourceHash[sourceHash] = visitor.getCollectedCoverageEntries();
+        sourceHashToCoverageEntries[sourceHash] = visitor.getCollectedCoverageEntries();
     }
-    const coverageEntriesDescription = coverageEntriesBySourceHash[sourceHash];
+    const coverageEntriesDescription = sourceHashToCoverageEntries[sourceHash];
     return coverageEntriesDescription;
 };
 
diff --git a/packages/sol-tracing-utils/src/get_source_range_snippet.ts b/packages/sol-tracing-utils/src/get_source_range_snippet.ts
index f578675d3..7aef00fee 100644
--- a/packages/sol-tracing-utils/src/get_source_range_snippet.ts
+++ b/packages/sol-tracing-utils/src/get_source_range_snippet.ts
@@ -13,7 +13,7 @@ interface ASTInfo {
 }
 
 // Parsing source code for each transaction/code is slow and therefore we cache it
-const parsedSourceByHash: { [sourceHash: string]: Parser.ASTNode } = {};
+const hashToParsedSource: { [sourceHash: string]: Parser.ASTNode } = {};
 
 /**
  * Gets the source range snippet by source range to be used by revert trace.
@@ -22,10 +22,10 @@ const parsedSourceByHash: { [sourceHash: string]: Parser.ASTNode } = {};
  */
 export function getSourceRangeSnippet(sourceRange: SourceRange, sourceCode: string): SourceSnippet | null {
     const sourceHash = ethUtil.sha3(sourceCode).toString('hex');
-    if (_.isUndefined(parsedSourceByHash[sourceHash])) {
-        parsedSourceByHash[sourceHash] = Parser.parse(sourceCode, { loc: true });
+    if (_.isUndefined(hashToParsedSource[sourceHash])) {
+        hashToParsedSource[sourceHash] = Parser.parse(sourceCode, { loc: true });
     }
-    const astNode = parsedSourceByHash[sourceHash];
+    const astNode = hashToParsedSource[sourceHash];
     const visitor = new ASTInfoVisitor();
     Parser.visit(astNode, visitor);
     const astInfo = visitor.getASTInfoForRange(sourceRange);
diff --git a/packages/sol-tracing-utils/src/index.ts b/packages/sol-tracing-utils/src/index.ts
index 413e5305e..fdf024ae0 100644
--- a/packages/sol-tracing-utils/src/index.ts
+++ b/packages/sol-tracing-utils/src/index.ts
@@ -22,11 +22,13 @@ export {
     BranchMap,
     EvmCallStackEntry,
     FnMap,
-    LocationByOffset,
+    OffsetToLocation,
     StatementMap,
     TraceInfoBase,
     TraceInfoExistingContract,
     TraceInfoNewContract,
+    Sources,
+    SourceCodes,
 } from './types';
 export { collectCoverageEntries } from './collect_coverage_entries';
 export { TraceCollector, SingleFileSubtraceHandler } from './trace_collector';
diff --git a/packages/sol-tracing-utils/src/source_maps.ts b/packages/sol-tracing-utils/src/source_maps.ts
index af0fb4035..8c17652d9 100644
--- a/packages/sol-tracing-utils/src/source_maps.ts
+++ b/packages/sol-tracing-utils/src/source_maps.ts
@@ -1,7 +1,7 @@
 import * as _ from 'lodash';
 
 import { getPcToInstructionIndexMapping } from './instructions';
-import { LocationByOffset, SourceRange } from './types';
+import { OffsetToLocation, SourceCodes, SourceRange, Sources } from './types';
 
 const RADIX = 10;
 
@@ -15,38 +15,41 @@ export interface SourceLocation {
  * Receives a string with newlines and returns a map of byte offset to LineColumn
  * @param str A string to process
  */
-export function getLocationByOffset(str: string): LocationByOffset {
-    const locationByOffset: LocationByOffset = { 0: { line: 1, column: 0 } };
+export function getOffsetToLocation(str: string): OffsetToLocation {
+    const offsetToLocation: OffsetToLocation = { 0: { line: 1, column: 0 } };
     let currentOffset = 0;
     for (const char of str.split('')) {
-        const location = locationByOffset[currentOffset];
+        const location = offsetToLocation[currentOffset];
         const isNewline = char === '\n';
-        locationByOffset[currentOffset + 1] = {
+        offsetToLocation[currentOffset + 1] = {
             line: location.line + (isNewline ? 1 : 0),
             column: isNewline ? 0 : location.column + 1,
         };
         currentOffset++;
     }
-    return locationByOffset;
+    return offsetToLocation;
 }
 
 /**
  * Parses a sourcemap string.
  * The solidity sourcemap format is documented here: https://github.com/ethereum/solidity/blob/develop/docs/miscellaneous.rst#source-mappings
- * @param sourceCodes sources contents
+ * @param indexToSourceCode index to source code
  * @param srcMap source map string
  * @param bytecodeHex contract bytecode
- * @param sources sources file names
+ * @param indexToSource index to source file path
  */
 export function parseSourceMap(
-    sourceCodes: string[],
+    sourceCodes: SourceCodes,
     srcMap: string,
     bytecodeHex: string,
-    sources: string[],
+    sources: Sources,
 ): { [programCounter: number]: SourceRange } {
     const bytecode = Uint8Array.from(Buffer.from(bytecodeHex, 'hex'));
     const pcToInstructionIndex: { [programCounter: number]: number } = getPcToInstructionIndexMapping(bytecode);
-    const locationByOffsetByFileIndex = _.map(sourceCodes, s => (_.isUndefined(s) ? {} : getLocationByOffset(s)));
+    const fileIndexToOffsetToLocation: { [fileIndex: number]: OffsetToLocation } = {};
+    _.map(sourceCodes, (sourceCode: string, fileIndex: number) => {
+        fileIndexToOffsetToLocation[fileIndex] = _.isUndefined(sourceCode) ? {} : getOffsetToLocation(sourceCode);
+    });
     const entries = srcMap.split(';');
     let lastParsedEntry: SourceLocation = {} as any;
     const instructionIndexToSourceRange: { [instructionIndex: number]: SourceRange } = {};
@@ -66,14 +69,18 @@ export function parseSourceMap(
             length,
             fileIndex,
         };
-        if (parsedEntry.fileIndex !== -1 && !_.isUndefined(locationByOffsetByFileIndex[parsedEntry.fileIndex])) {
+        if (parsedEntry.fileIndex !== -1 && !_.isUndefined(fileIndexToOffsetToLocation[parsedEntry.fileIndex])) {
+            const offsetToLocation = fileIndexToOffsetToLocation[parsedEntry.fileIndex];
             const sourceRange = {
                 location: {
-                    start: locationByOffsetByFileIndex[parsedEntry.fileIndex][parsedEntry.offset],
-                    end: locationByOffsetByFileIndex[parsedEntry.fileIndex][parsedEntry.offset + parsedEntry.length],
+                    start: offsetToLocation[parsedEntry.offset],
+                    end: offsetToLocation[parsedEntry.offset + parsedEntry.length],
                 },
                 fileName: sources[parsedEntry.fileIndex],
             };
+            if (sourceRange.location.start === undefined || sourceRange.location.end === undefined) {
+                throw new Error(`Error while processing sourcemap: location out of range in ${sourceRange.fileName}`);
+            }
             instructionIndexToSourceRange[i] = sourceRange;
         } else {
             // Some assembly code generated by Solidity can't be mapped back to a line of source code.
diff --git a/packages/sol-tracing-utils/src/trace.ts b/packages/sol-tracing-utils/src/trace.ts
index 770080af3..973452b24 100644
--- a/packages/sol-tracing-utils/src/trace.ts
+++ b/packages/sol-tracing-utils/src/trace.ts
@@ -4,21 +4,21 @@ import * as _ from 'lodash';
 
 import { utils } from './utils';
 
-export interface TraceByContractAddress {
+export interface ContractAddressToTraces {
     [contractAddress: string]: StructLog[];
 }
 
 /**
- * Converts linear stack trace to `TraceByContractAddress`.
+ * Converts linear stack trace to `ContractAddressToTraces`.
  * @param structLogs stack trace
  * @param startAddress initial context address
  */
-export function getTracesByContractAddress(structLogs: StructLog[], startAddress: string): TraceByContractAddress {
-    const traceByContractAddress: TraceByContractAddress = {};
+export function getContractAddressToTraces(structLogs: StructLog[], startAddress: string): ContractAddressToTraces {
+    const contractAddressToTraces: ContractAddressToTraces = {};
     let currentTraceSegment = [];
     const addressStack = [startAddress];
     if (_.isEmpty(structLogs)) {
-        return traceByContractAddress;
+        return contractAddressToTraces;
     }
     const normalizedStructLogs = utils.normalizeStructLogs(structLogs);
     // tslint:disable-next-line:prefer-for-of
@@ -45,14 +45,14 @@ export function getTracesByContractAddress(structLogs: StructLog[], startAddress
             const nextStructLog = normalizedStructLogs[i + 1];
             if (nextStructLog.depth !== structLog.depth) {
                 addressStack.push(newAddress);
-                traceByContractAddress[currentAddress] = (traceByContractAddress[currentAddress] || []).concat(
+                contractAddressToTraces[currentAddress] = (contractAddressToTraces[currentAddress] || []).concat(
                     currentTraceSegment,
                 );
                 currentTraceSegment = [];
             }
         } else if (utils.isEndOpcode(structLog.op)) {
             const currentAddress = addressStack.pop() as string;
-            traceByContractAddress[currentAddress] = (traceByContractAddress[currentAddress] || []).concat(
+            contractAddressToTraces[currentAddress] = (contractAddressToTraces[currentAddress] || []).concat(
                 currentTraceSegment,
             );
             currentTraceSegment = [];
@@ -71,7 +71,7 @@ export function getTracesByContractAddress(structLogs: StructLog[], startAddress
             logUtils.warn(
                 "Detected a contract created from within another contract. We currently do not support that scenario. We'll just skip that trace",
             );
-            return traceByContractAddress;
+            return contractAddressToTraces;
         } else {
             if (structLog !== _.last(normalizedStructLogs)) {
                 const nextStructLog = normalizedStructLogs[i + 1];
@@ -79,7 +79,7 @@ export function getTracesByContractAddress(structLogs: StructLog[], startAddress
                     continue;
                 } else if (nextStructLog.depth === structLog.depth - 1) {
                     const currentAddress = addressStack.pop() as string;
-                    traceByContractAddress[currentAddress] = (traceByContractAddress[currentAddress] || []).concat(
+                    contractAddressToTraces[currentAddress] = (contractAddressToTraces[currentAddress] || []).concat(
                         currentTraceSegment,
                     );
                     currentTraceSegment = [];
@@ -94,11 +94,11 @@ export function getTracesByContractAddress(structLogs: StructLog[], startAddress
     }
     if (currentTraceSegment.length !== 0) {
         const currentAddress = addressStack.pop() as string;
-        traceByContractAddress[currentAddress] = (traceByContractAddress[currentAddress] || []).concat(
+        contractAddressToTraces[currentAddress] = (contractAddressToTraces[currentAddress] || []).concat(
             currentTraceSegment,
         );
         currentTraceSegment = [];
         logUtils.warn('Malformed trace. Current trace segment non empty at the end');
     }
-    return traceByContractAddress;
+    return contractAddressToTraces;
 }
diff --git a/packages/sol-tracing-utils/src/trace_collection_subprovider.ts b/packages/sol-tracing-utils/src/trace_collection_subprovider.ts
index 25e38768d..323e1523c 100644
--- a/packages/sol-tracing-utils/src/trace_collection_subprovider.ts
+++ b/packages/sol-tracing-utils/src/trace_collection_subprovider.ts
@@ -1,5 +1,6 @@
 import { BlockchainLifecycle } from '@0x/dev-utils';
 import { Callback, ErrorCallback, NextCallback, Subprovider } from '@0x/subproviders';
+import { logUtils } from '@0x/utils';
 import { CallDataRPC, marshaller, Web3Wrapper } from '@0x/web3-wrapper';
 import { JSONRPCRequestPayload, Provider, TxData } from 'ethereum-types';
 import * as _ from 'lodash';
@@ -20,6 +21,23 @@ export interface TraceCollectionSubproviderConfig {
     shouldCollectGasEstimateTraces: boolean;
 }
 
+type AsyncFunc = (...args: any[]) => Promise<void>;
+
+// HACK: This wrapper outputs errors to console even if the promise gets ignored
+// we need this because web3-provider-engine does not handle promises in
+// the after function of next(after).
+function logAsyncErrors(fn: AsyncFunc): AsyncFunc {
+    async function wrappedAsync(...args: any[]): Promise<void> {
+        try {
+            await fn(...args);
+        } catch (err) {
+            logUtils.log(err);
+            throw err;
+        }
+    }
+    return wrappedAsync;
+}
+
 // Because there is no notion of a call trace in the Ethereum rpc - we collect them in a rather non-obvious/hacky way.
 // On each call - we create a snapshot, execute the call as a transaction, get the trace, revert the snapshot.
 // That allows us to avoid influencing test behaviour.
@@ -74,7 +92,7 @@ export abstract class TraceCollectionSubprovider extends Subprovider {
                         next();
                     } else {
                         const txData = payload.params[0];
-                        next(this._onTransactionSentAsync.bind(this, txData));
+                        next(logAsyncErrors(this._onTransactionSentAsync.bind(this, txData)));
                     }
                     return;
 
@@ -83,7 +101,7 @@ export abstract class TraceCollectionSubprovider extends Subprovider {
                         next();
                     } else {
                         const callData = payload.params[0];
-                        next(this._onCallOrGasEstimateExecutedAsync.bind(this, callData));
+                        next(logAsyncErrors(this._onCallOrGasEstimateExecutedAsync.bind(this, callData)));
                     }
                     return;
 
@@ -92,7 +110,7 @@ export abstract class TraceCollectionSubprovider extends Subprovider {
                         next();
                     } else {
                         const estimateGasData = payload.params[0];
-                        next(this._onCallOrGasEstimateExecutedAsync.bind(this, estimateGasData));
+                        next(logAsyncErrors(this._onCallOrGasEstimateExecutedAsync.bind(this, estimateGasData)));
                     }
                     return;
 
diff --git a/packages/sol-tracing-utils/src/trace_collector.ts b/packages/sol-tracing-utils/src/trace_collector.ts
index 943e208cf..f5dde8762 100644
--- a/packages/sol-tracing-utils/src/trace_collector.ts
+++ b/packages/sol-tracing-utils/src/trace_collector.ts
@@ -56,7 +56,7 @@ export class TraceCollector {
         this._singleFileSubtraceHandler = singleFileSubtraceHandler;
     }
     public async writeOutputAsync(): Promise<void> {
-        const finalCoverage = this._collector.getFinalCoverage();
+        const finalCoverage: Coverage = this._collector.getFinalCoverage();
         const stringifiedCoverage = JSON.stringify(finalCoverage, null, '\t');
         await mkdirpAsync('coverage');
         fs.writeFileSync('coverage/coverage.json', stringifiedCoverage);
@@ -80,14 +80,14 @@ export class TraceCollector {
         const bytecodeHex = stripHexPrefix(bytecode);
         const sourceMap = isContractCreation ? contractData.sourceMap : contractData.sourceMapRuntime;
         const pcToSourceRange = parseSourceMap(contractData.sourceCodes, sourceMap, bytecodeHex, contractData.sources);
-        for (let fileIndex = 0; fileIndex < contractData.sources.length; fileIndex++) {
+        _.map(contractData.sources, (_sourcePath: string, fileIndex: string) => {
             const singleFileCoverageForTrace = this._singleFileSubtraceHandler(
                 contractData,
                 traceInfo.subtrace,
                 pcToSourceRange,
-                fileIndex,
+                _.parseInt(fileIndex),
             );
             this._collector.add(singleFileCoverageForTrace);
-        }
+        });
     }
 }
diff --git a/packages/sol-tracing-utils/src/trace_info_subprovider.ts b/packages/sol-tracing-utils/src/trace_info_subprovider.ts
index 635a68f58..b75fc7bf7 100644
--- a/packages/sol-tracing-utils/src/trace_info_subprovider.ts
+++ b/packages/sol-tracing-utils/src/trace_info_subprovider.ts
@@ -1,7 +1,8 @@
+import { NodeType } from '@0x/web3-wrapper';
 import * as _ from 'lodash';
 
 import { constants } from './constants';
-import { getTracesByContractAddress } from './trace';
+import { getContractAddressToTraces } from './trace';
 import { TraceCollectionSubprovider } from './trace_collection_subprovider';
 import { TraceInfo, TraceInfoExistingContract, TraceInfoNewContract } from './types';
 
@@ -12,18 +13,50 @@ export abstract class TraceInfoSubprovider extends TraceCollectionSubprovider {
     protected abstract _handleTraceInfoAsync(traceInfo: TraceInfo): Promise<void>;
     protected async _recordTxTraceAsync(address: string, data: string | undefined, txHash: string): Promise<void> {
         await this._web3Wrapper.awaitTransactionMinedAsync(txHash, 0);
-        const trace = await this._web3Wrapper.getTransactionTraceAsync(txHash, {
-            disableMemory: true,
-            disableStack: false,
-            disableStorage: true,
-        });
-        const tracesByContractAddress = getTracesByContractAddress(trace.structLogs, address);
-        const subcallAddresses = _.keys(tracesByContractAddress);
+        const nodeType = await this._web3Wrapper.getNodeTypeAsync();
+        let trace;
+        if (nodeType === NodeType.Geth) {
+            // For very large traces we use a custom tracer that outputs a format compatible with a
+            // regular trace. We only need the 2nd item on the stack when the instruction is a call.
+            // By not including other stack values, we drastically limit the amount of data to be collected.
+            // There are no good docs about how to write those tracers, but you can find some example ones here:
+            // https://github.com/ethereum/go-ethereum/tree/master/eth/tracers/internal/tracers
+            const tracer = `
+                {
+                    data: [],
+                    step: function(log) {
+                        const op = log.op.toString();
+                        const opn = 0 | log.op.toNumber();
+                        const pc = 0 | log.getPC();
+                        const depth = 0 | log.getDepth();
+                        const gasCost = 0 | log.getCost();
+                        const gas = 0 | log.getGas();
+                        const isCall = opn == 0xf1 || opn == 0xf2 || opn == 0xf4 || opn == 0xf5;
+                        const stack = isCall ? ['0x'+log.stack.peek(1).toString(16), null] : null;
+                        this.data.push({ pc, gasCost, depth, op, stack, gas });
+                    },
+                    fault: function() { },
+                    result: function() { return {structLogs: this.data}; }
+                }
+            `;
+            trace = await this._web3Wrapper.getTransactionTraceAsync(txHash, { tracer, timeout: '600s' });
+        } else {
+            /**
+             * Ganache doesn't support custom tracers yet.
+             */
+            trace = await this._web3Wrapper.getTransactionTraceAsync(txHash, {
+                disableMemory: true,
+                disableStack: false,
+                disableStorage: true,
+            });
+        }
+        const contractAddressToTraces = getContractAddressToTraces(trace.structLogs, address);
+        const subcallAddresses = _.keys(contractAddressToTraces);
         if (address === constants.NEW_CONTRACT) {
             for (const subcallAddress of subcallAddresses) {
                 let traceInfo: TraceInfoNewContract | TraceInfoExistingContract;
                 if (subcallAddress === 'NEW_CONTRACT') {
-                    const traceForThatSubcall = tracesByContractAddress[subcallAddress];
+                    const traceForThatSubcall = contractAddressToTraces[subcallAddress];
                     traceInfo = {
                         subtrace: traceForThatSubcall,
                         txHash,
@@ -32,7 +65,7 @@ export abstract class TraceInfoSubprovider extends TraceCollectionSubprovider {
                     };
                 } else {
                     const runtimeBytecode = await this._web3Wrapper.getContractCodeAsync(subcallAddress);
-                    const traceForThatSubcall = tracesByContractAddress[subcallAddress];
+                    const traceForThatSubcall = contractAddressToTraces[subcallAddress];
                     traceInfo = {
                         subtrace: traceForThatSubcall,
                         txHash,
@@ -45,7 +78,7 @@ export abstract class TraceInfoSubprovider extends TraceCollectionSubprovider {
         } else {
             for (const subcallAddress of subcallAddresses) {
                 const runtimeBytecode = await this._web3Wrapper.getContractCodeAsync(subcallAddress);
-                const traceForThatSubcall = tracesByContractAddress[subcallAddress];
+                const traceForThatSubcall = contractAddressToTraces[subcallAddress];
                 const traceInfo: TraceInfoExistingContract = {
                     subtrace: traceForThatSubcall,
                     txHash,
diff --git a/packages/sol-tracing-utils/src/types.ts b/packages/sol-tracing-utils/src/types.ts
index 54ade0400..27568ae03 100644
--- a/packages/sol-tracing-utils/src/types.ts
+++ b/packages/sol-tracing-utils/src/types.ts
@@ -16,7 +16,7 @@ export interface SingleFileSourceRange {
     end: LineColumn;
 }
 
-export interface LocationByOffset {
+export interface OffsetToLocation {
     [offset: number]: LineColumn;
 }
 
@@ -76,13 +76,20 @@ export interface Coverage {
     };
 }
 
+export interface SourceCodes {
+    [sourceId: number]: string;
+}
+export interface Sources {
+    [sourceId: number]: string;
+}
+
 export interface ContractData {
     bytecode: string;
     sourceMap: string;
     runtimeBytecode: string;
     sourceMapRuntime: string;
-    sourceCodes: string[];
-    sources: string[];
+    sourceCodes: SourceCodes;
+    sources: Sources;
 }
 
 // Part of the trace executed within the same context
diff --git a/packages/sol-tracing-utils/src/utils.ts b/packages/sol-tracing-utils/src/utils.ts
index d8bc65e73..644321f32 100644
--- a/packages/sol-tracing-utils/src/utils.ts
+++ b/packages/sol-tracing-utils/src/utils.ts
@@ -23,6 +23,12 @@ export const utils = {
             utils.compareLineColumn(childRange.end, parentRange.end) <= 0
         );
     },
+    isRangeEqual(childRange: SingleFileSourceRange, parentRange: SingleFileSourceRange): boolean {
+        return (
+            utils.compareLineColumn(parentRange.start, childRange.start) === 0 &&
+            utils.compareLineColumn(childRange.end, parentRange.end) === 0
+        );
+    },
     bytecodeToBytecodeRegex(bytecode: string): string {
         const bytecodeRegex = bytecode
             // Library linking placeholder: __ConvertLib____________________________
diff --git a/packages/sol-tracing-utils/test/source_maps_test.ts b/packages/sol-tracing-utils/test/source_maps_test.ts
index 5820bedd7..330a6a3e1 100644
--- a/packages/sol-tracing-utils/test/source_maps_test.ts
+++ b/packages/sol-tracing-utils/test/source_maps_test.ts
@@ -4,7 +4,7 @@ import * as _ from 'lodash';
 import 'mocha';
 import * as path from 'path';
 
-import { getLocationByOffset, parseSourceMap } from '../src/source_maps';
+import { getOffsetToLocation, parseSourceMap } from '../src/source_maps';
 
 const expect = chai.expect;
 
@@ -15,7 +15,7 @@ const simplestContract = fs.readFileSync(simplestContractFileName).toString();
 describe('source maps', () => {
     describe('#getLocationByOffset', () => {
         it('correctly computes location by offset', () => {
-            const locationByOffset = getLocationByOffset(simplestContract);
+            const offsetToLocation = getOffsetToLocation(simplestContract);
             const expectedLocationByOffset = {
                 '0': { line: 1, column: 0 },
                 '1': { line: 1, column: 1 },
@@ -41,7 +41,7 @@ describe('source maps', () => {
                 '21': { line: 2, column: 1 },
                 '22': { line: 3, column: 0 },
             };
-            expect(locationByOffset).to.be.deep.equal(expectedLocationByOffset);
+            expect(offsetToLocation).to.be.deep.equal(expectedLocationByOffset);
         });
     });
     describe('#parseSourceMap', () => {
diff --git a/packages/sol-tracing-utils/test/trace_test.ts b/packages/sol-tracing-utils/test/trace_test.ts
index 7a034362c..c9ed93e63 100644
--- a/packages/sol-tracing-utils/test/trace_test.ts
+++ b/packages/sol-tracing-utils/test/trace_test.ts
@@ -3,7 +3,7 @@ import { OpCode, StructLog } from 'ethereum-types';
 import * as _ from 'lodash';
 import 'mocha';
 
-import { getTracesByContractAddress } from '../src/trace';
+import { getContractAddressToTraces } from '../src/trace';
 
 const expect = chai.expect;
 
@@ -44,7 +44,7 @@ describe('Trace', () => {
             ];
             const fullTrace = _.map(trace, compactStructLog => addDefaultStructLogFields(compactStructLog));
             const startAddress = '0x0000000000000000000000000000000000000001';
-            const traceByContractAddress = getTracesByContractAddress(fullTrace, startAddress);
+            const traceByContractAddress = getContractAddressToTraces(fullTrace, startAddress);
             const expectedTraceByContractAddress = {
                 [startAddress]: [fullTrace[0], fullTrace[2]],
                 [delegateCallAddress]: [fullTrace[1]],
diff --git a/packages/sra-spec/CHANGELOG.json b/packages/sra-spec/CHANGELOG.json
index 4ed6fff4d..3f2a9fbc1 100644
--- a/packages/sra-spec/CHANGELOG.json
+++ b/packages/sra-spec/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.0.16",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.0.15",
         "changes": [
diff --git a/packages/sra-spec/CHANGELOG.md b/packages/sra-spec/CHANGELOG.md
index 8e3e3b97f..5fe40ccb4 100644
--- a/packages/sra-spec/CHANGELOG.md
+++ b/packages/sra-spec/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.0.16 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.0.15 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/sra-spec/package.json b/packages/sra-spec/package.json
index eabda7a00..9c4c0a24f 100644
--- a/packages/sra-spec/package.json
+++ b/packages/sra-spec/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/sra-spec",
-    "version": "1.0.15",
+    "version": "1.0.16",
     "engines": {
         "node": ">=6.12"
     },
@@ -35,11 +35,11 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/sra-spec/README.md",
     "dependencies": {
-        "@0x/json-schemas": "^2.1.6",
+        "@0x/json-schemas": "^2.1.7",
         "@loopback/openapi-v3-types": "^0.8.2"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/mocha": "^2.2.42",
         "@types/node": "^10.5.3",
         "chai": "^4.0.1",
diff --git a/packages/subproviders/CHANGELOG.json b/packages/subproviders/CHANGELOG.json
index 19a43b6a7..dd4dccf4e 100644
--- a/packages/subproviders/CHANGELOG.json
+++ b/packages/subproviders/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "2.1.11",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "2.1.10",
         "changes": [
diff --git a/packages/subproviders/CHANGELOG.md b/packages/subproviders/CHANGELOG.md
index ec33a35eb..16457ee2b 100644
--- a/packages/subproviders/CHANGELOG.md
+++ b/packages/subproviders/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.1.11 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v2.1.10 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/subproviders/package.json b/packages/subproviders/package.json
index 3c6b5134b..b54cc11db 100644
--- a/packages/subproviders/package.json
+++ b/packages/subproviders/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/subproviders",
-    "version": "2.1.10",
+    "version": "2.1.11",
     "engines": {
         "node": ">=6.12"
     },
@@ -29,11 +29,11 @@
         }
     },
     "dependencies": {
-        "@0x/assert": "^1.0.22",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/assert": "^1.0.23",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "@ledgerhq/hw-app-eth": "^4.3.0",
         "@ledgerhq/hw-transport-u2f": "4.24.0",
         "@types/eth-lightwallet": "^3.0.0",
@@ -43,7 +43,7 @@
         "bip39": "^2.5.0",
         "bn.js": "^4.11.8",
         "eth-lightwallet": "^3.0.1",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-tx": "^1.3.5",
         "ethereumjs-util": "^5.1.1",
         "ganache-core": "^2.3.3",
@@ -54,7 +54,7 @@
         "web3-provider-engine": "14.0.6"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/bip39": "^2.4.0",
         "@types/bn.js": "^4.11.0",
         "@types/ethereumjs-tx": "^1.0.0",
diff --git a/packages/testnet-faucets/package.json b/packages/testnet-faucets/package.json
index dcd93a58a..b6e84698d 100644
--- a/packages/testnet-faucets/package.json
+++ b/packages/testnet-faucets/package.json
@@ -1,7 +1,7 @@
 {
     "private": true,
     "name": "@0x/testnet-faucets",
-    "version": "1.0.62",
+    "version": "1.0.63",
     "engines": {
         "node": ">=6.12"
     },
@@ -18,13 +18,13 @@
     "author": "Fabio Berger",
     "license": "Apache-2.0",
     "dependencies": {
-        "0x.js": "^3.0.1",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "0x.js": "^3.0.2",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "body-parser": "^1.17.1",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-tx": "^1.3.5",
         "ethereumjs-util": "^5.1.1",
         "express": "^4.15.2",
@@ -32,7 +32,7 @@
         "rollbar": "^0.6.5"
     },
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/body-parser": "^1.16.1",
         "@types/express": "^4.0.35",
         "@types/lodash": "4.14.104",
diff --git a/packages/tslint-config/CHANGELOG.json b/packages/tslint-config/CHANGELOG.json
index 558712b65..fe34592fd 100644
--- a/packages/tslint-config/CHANGELOG.json
+++ b/packages/tslint-config/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "2.0.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "2.0.1",
         "changes": [
diff --git a/packages/tslint-config/CHANGELOG.md b/packages/tslint-config/CHANGELOG.md
index 99894e64d..37d287c10 100644
--- a/packages/tslint-config/CHANGELOG.md
+++ b/packages/tslint-config/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.0.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v2.0.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/tslint-config/package.json b/packages/tslint-config/package.json
index cf39bde3e..f90321edb 100644
--- a/packages/tslint-config/package.json
+++ b/packages/tslint-config/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/tslint-config",
-    "version": "2.0.1",
+    "version": "2.0.2",
     "engines": {
         "node": ">=6.12"
     },
diff --git a/packages/types/CHANGELOG.json b/packages/types/CHANGELOG.json
index 7a869a8ee..40a46ac84 100644
--- a/packages/types/CHANGELOG.json
+++ b/packages/types/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "1.5.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "1.5.1",
         "changes": [
diff --git a/packages/types/CHANGELOG.md b/packages/types/CHANGELOG.md
index e010441a3..ac27d9096 100644
--- a/packages/types/CHANGELOG.md
+++ b/packages/types/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.5.2 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v1.5.1 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/types/package.json b/packages/types/package.json
index e35133ba3..2fea809bc 100644
--- a/packages/types/package.json
+++ b/packages/types/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/types",
-    "version": "1.5.1",
+    "version": "1.5.2",
     "engines": {
         "node": ">=6.12"
     },
@@ -23,7 +23,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/types/README.md",
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "make-promises-safe": "^1.1.0",
         "shx": "^0.2.2",
         "tslint": "5.11.0",
@@ -32,7 +32,7 @@
     "dependencies": {
         "@types/node": "*",
         "bignumber.js": "~4.1.0",
-        "ethereum-types": "^1.1.5"
+        "ethereum-types": "^1.1.6"
     },
     "publishConfig": {
         "access": "public"
diff --git a/packages/typescript-typings/CHANGELOG.json b/packages/typescript-typings/CHANGELOG.json
index c99bab49a..cc7ef7fa4 100644
--- a/packages/typescript-typings/CHANGELOG.json
+++ b/packages/typescript-typings/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "3.0.8",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "3.0.7",
         "changes": [
diff --git a/packages/typescript-typings/CHANGELOG.md b/packages/typescript-typings/CHANGELOG.md
index 90557a8c2..8f23cce14 100644
--- a/packages/typescript-typings/CHANGELOG.md
+++ b/packages/typescript-typings/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.0.8 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v3.0.7 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/typescript-typings/package.json b/packages/typescript-typings/package.json
index 7500801ae..6640760e4 100644
--- a/packages/typescript-typings/package.json
+++ b/packages/typescript-typings/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/typescript-typings",
-    "version": "3.0.7",
+    "version": "3.0.8",
     "engines": {
         "node": ">=6.12"
     },
@@ -27,7 +27,7 @@
         "@types/bn.js": "^4.11.0",
         "@types/react": "*",
         "bignumber.js": "~4.1.0",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "popper.js": "1.14.3"
     },
     "devDependencies": {
diff --git a/packages/utils/CHANGELOG.json b/packages/utils/CHANGELOG.json
index 34d681827..851c106d8 100644
--- a/packages/utils/CHANGELOG.json
+++ b/packages/utils/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "3.0.1",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "version": "3.0.0",
         "changes": [
             {
diff --git a/packages/utils/CHANGELOG.md b/packages/utils/CHANGELOG.md
index 3873f33e0..ed3f00158 100644
--- a/packages/utils/CHANGELOG.md
+++ b/packages/utils/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.0.1 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v3.0.0 - _January 11, 2019_
 
     * Make `promisify` resolve when the callback error is undefined. (#1501)
diff --git a/packages/utils/package.json b/packages/utils/package.json
index 13ac9a377..315f5a08f 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/utils",
-    "version": "3.0.0",
+    "version": "3.0.1",
     "engines": {
         "node": ">=6.12"
     },
@@ -28,7 +28,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/utils/README.md",
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/detect-node": "2.0.0",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^2.2.42",
@@ -44,14 +44,14 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
         "@types/node": "*",
         "abortcontroller-polyfill": "^1.1.9",
         "bignumber.js": "~4.1.0",
         "chalk": "^2.4.1",
         "detect-node": "2.0.3",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-util": "^5.1.1",
         "ethers": "~4.0.4",
         "isomorphic-fetch": "^2.2.1",
diff --git a/packages/web3-wrapper/CHANGELOG.json b/packages/web3-wrapper/CHANGELOG.json
index b3d19dbb4..b9d5a37b1 100644
--- a/packages/web3-wrapper/CHANGELOG.json
+++ b/packages/web3-wrapper/CHANGELOG.json
@@ -1,5 +1,14 @@
 [
     {
+        "timestamp": 1547561734,
+        "version": "3.2.4",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1547225310,
         "version": "3.2.3",
         "changes": [
diff --git a/packages/web3-wrapper/CHANGELOG.md b/packages/web3-wrapper/CHANGELOG.md
index cee407808..5850c5474 100644
--- a/packages/web3-wrapper/CHANGELOG.md
+++ b/packages/web3-wrapper/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.2.4 - _January 15, 2019_
+
+    * Dependencies updated
+
 ## v3.2.3 - _January 11, 2019_
 
     * Dependencies updated
diff --git a/packages/web3-wrapper/package.json b/packages/web3-wrapper/package.json
index 3f3087c2c..da5186f14 100644
--- a/packages/web3-wrapper/package.json
+++ b/packages/web3-wrapper/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/web3-wrapper",
-    "version": "3.2.3",
+    "version": "3.2.4",
     "engines": {
         "node": ">=6.12"
     },
@@ -36,7 +36,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/web3-wrapper/README.md",
     "devDependencies": {
-        "@0x/tslint-config": "^2.0.1",
+        "@0x/tslint-config": "^2.0.2",
         "@types/ganache-core": "^2.1.2",
         "@types/lodash": "4.14.104",
         "chai": "^4.0.1",
@@ -54,11 +54,11 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/assert": "^1.0.22",
-        "@0x/json-schemas": "^2.1.6",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "ethereum-types": "^1.1.5",
+        "@0x/assert": "^1.0.23",
+        "@0x/json-schemas": "^2.1.7",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-util": "^5.1.1",
         "ethers": "~4.0.4",
         "lodash": "^4.17.5"
diff --git a/packages/website/package.json b/packages/website/package.json
index 475af4d61..0d2773a2c 100644
--- a/packages/website/package.json
+++ b/packages/website/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0x/website",
-    "version": "0.0.65",
+    "version": "0.0.66",
     "engines": {
         "node": ">=6.12"
     },
@@ -20,18 +20,18 @@
     "author": "Fabio Berger",
     "license": "Apache-2.0",
     "dependencies": {
-        "@0x/asset-buyer": "^4.0.0",
-        "@0x/contract-addresses": "^2.1.0",
-        "@0x/contract-wrappers": "^4.2.1",
-        "@0x/json-schemas": "^2.1.6",
-        "@0x/order-utils": "^3.1.1",
-        "@0x/react-docs": "^1.0.24",
-        "@0x/react-shared": "^1.1.1",
-        "@0x/subproviders": "^2.1.10",
-        "@0x/types": "^1.5.1",
-        "@0x/typescript-typings": "^3.0.7",
-        "@0x/utils": "^3.0.0",
-        "@0x/web3-wrapper": "^3.2.3",
+        "@0x/asset-buyer": "^4.0.1",
+        "@0x/contract-addresses": "^2.2.0",
+        "@0x/contract-wrappers": "^5.0.0",
+        "@0x/json-schemas": "^2.1.7",
+        "@0x/order-utils": "^3.1.2",
+        "@0x/react-docs": "^1.0.25",
+        "@0x/react-shared": "^1.1.2",
+        "@0x/subproviders": "^2.1.11",
+        "@0x/types": "^1.5.2",
+        "@0x/typescript-typings": "^3.0.8",
+        "@0x/utils": "^3.0.1",
+        "@0x/web3-wrapper": "^3.2.4",
         "@reach/dialog": "^0.1.2",
         "@types/react-lazyload": "^2.3.1",
         "@types/react-loadable": "^5.4.2",
@@ -42,7 +42,7 @@
         "blockies": "^0.0.2",
         "bowser": "^1.9.3",
         "deep-equal": "^1.0.1",
-        "ethereum-types": "^1.1.5",
+        "ethereum-types": "^1.1.6",
         "ethereumjs-util": "^5.1.1",
         "find-versions": "^2.0.0",
         "jsonschema": "^1.2.0",