Merge branch 'fix/prettify_json' into development

12 files changed, 1937 insertions, 1943 deletions

diff --git a/packages/0x.js/CHANGELOG.md b/packages/0x.js/CHANGELOG.md
index a37eb24cf..6d628136a 100644
--- a/packages/0x.js/CHANGELOG.md
+++ b/packages/0x.js/CHANGELOG.md
@@ -1,12 +1,12 @@
 # CHANGELOG
 
-v0.29.0 - _December 28, 2017_
-------------------------
+## v0.29.0 - _December 28, 2017_
+
     * Assert baseUnit amount supplied to `toUnitAmount` is integer amount. (#287)
     * `toBaseUnitAmount` throws if amount supplied has too many decimals (#287)
 
-v0.28.0 - _December 20, 2017_
-------------------------
+## v0.28.0 - _December 20, 2017_
+
     * Add `etherTokenAddress` arg to `depositAsync` and `withdrawAsync` methods on `zeroEx.etherToken` (#267)
     * Removed accidentally included `unsubscribeAll` method from `zeroEx.proxy`, `zeroEx.etherToken` and `zeroEx.tokenRegistry` (#267)
     * Removed `etherTokenContractAddress` from `ZeroEx` constructor arg `ZeroExConfig` (#267)
@@ -17,12 +17,12 @@ v0.28.0 - _December 20, 2017_
     * Support `Deposit` and `Withdraw` events on etherToken (#277)
     * Improve the error message when taker is not a string (#278)
 
-v0.27.1 - _November 28, 2017_
-------------------------
+## v0.27.1 - _November 28, 2017_
+
     * Export `TransactionOpts` type
 
-v0.27.0 - _November 28, 2017_
-------------------------
+## v0.27.0 - _November 28, 2017_
+
     * Make `ZeroExConfig` required parameter of `ZeroEx` constructor (#233)
     * Add a required property `networkId` to `ZeroExConfig` (#233)
     * Make all `getContractAddress` functions, `zeroEx.exchange.subscribe`, `zeroEx.exchange.getZRXTokenAddress` sync (#233)
@@ -33,66 +33,66 @@ v0.27.0 - _November 28, 2017_
     * All transaction sending methods now call `estimateGas` if no gas amount was supplied (#235)
     * Modify order validation methods to validate against the `latest` block, not against the `pending` block (#236)
 
-v0.26.0 - _November 21, 2017_
-------------------------
+## v0.26.0 - _November 21, 2017_
+
     * Add post-formatter for logs converting `blockNumber`, `logIndex`, `transactionIndex` from hexes to numbers (#231)
     * Remove support for Async callback types when used in Subscribe functions (#222)
     * In OrderWatcher subscribe to ZRX Token Transfer and Approval events when maker token is different (#225)
 
-v0.25.1 - _November 13, 2017_
-------------------------
+## v0.25.1 - _November 13, 2017_
+
     * Standardise on Cancelled over Canceled (#217)
     * Add missing `DecodedLogEvent` type to exported types (#205)
     * Normalized the transactionReceipt status to be `null|0|1`, 1 meaning transaction execution successful, 0 unsuccessful and `null` if it is a pre-byzantinium transaction. (#200)
 
-v0.23.0 - _November 12, 2017_
-------------------------
+## v0.23.0 - _November 12, 2017_
+
     * Fixed unhandled promise rejection error in subscribe methods (#209)
     * Subscribe callbacks now receive an error object as their first argument
 
-v0.22.6 - _November 10, 2017_
-------------------------
+## v0.22.6 - _November 10, 2017_
+
     * Add a timeout parameter to transaction awaiting (#206)
 
-v0.22.5 - _November 7, 2017_
-------------------------
+## v0.22.5 - _November 7, 2017_
+
     * Re-publish v0.22.4 to fix publishing issue
 
-v0.22.4 - _October 25, 2017_
-------------------------
+## v0.22.4 - _October 25, 2017_
+
     * Upgraded bignumber.js to a new version that ships with native typings
 
-v0.22.3 - _October 25, 2017_
-------------------------
+## v0.22.3 - _October 25, 2017_
+
     * Fixed an issue with new version of testrpc and unlimited proxy allowance (#199)
 
-v0.22.2 - _October 24, 2017_
-------------------------
+## v0.22.2 - _October 24, 2017_
+
     * Fixed rounding of maker fill amount and incorrect validation of partial fees (#197)
 
-v0.22.0 - _October 16, 2017_
-------------------------
+## v0.22.0 - _October 16, 2017_
+
     * Started using `OrderFillRequest` interface instead of `OrderFillOrKillRequest` interface for `zeroEx.exchange.batchFillOrKill` (#187)
     * Removed `OrderFillOrKillRequest` (#187)
 
-v0.21.4 - _October 13, 2017_
-------------------------
+## v0.21.4 - _October 13, 2017_
+
     * Made 0x.js more type-safe by making `getLogsAsync` and `subscribe/subscribeAsync` generics parametrized with arg type (#194)
 
-v0.21.3 - _October 12, 2017_
-------------------------
+## v0.21.3 - _October 12, 2017_
+
     * Fixed a bug causing order fills to throw `INSUFFICIENT_TAKER_ALLOWANCE` (#193)
 
-v0.21.2 - _October 11, 2017_
-------------------------
+## v0.21.2 - _October 11, 2017_
+
     * Exported `ContractEventArg` as a public type (#190)
 
-v0.21.1 - _October 11, 2017_
-------------------------
+## v0.21.1 - _October 11, 2017_
+
     * Fixed a bug in subscriptions (#189)
 
-v0.21.0 - _October 10, 2017_
-------------------------
+## v0.21.0 - _October 10, 2017_
+
     * Complete rewrite of subscription logic (#182)
         * Subscriptions no longer return historical logs. If you want them - use `getLogsAsync`
         * Subscriptions now use [ethereumjs-blockstream](https://github.com/ethereumjs/ethereumjs-blockstream) under the hood
@@ -106,77 +106,77 @@ v0.21.0 - _October 10, 2017_
         * Renamed `zeroEx.token.stopWatchingAllEventsAsync` to `zeroEx.token.unsubscribeAll`
     * Fixed the batch fills validation by emulating all balance & proxy allowance changes (#185)
 
-v0.20.0 - _October 5, 2017_
-------------------------
+## v0.20.0 - _October 5, 2017_
+
     * Add `zeroEx.token.getLogsAsync` (#178)
     * Add `zeroEx.exchange.getLogsAsync` (#178)
     * Fixed fees validation when one of the tokens transferred is ZRX (#181)
 
-v0.19.0 - _September 29, 2017_
-------------------------
+## v0.19.0 - _September 29, 2017_
+
     * Made order validation optional  (#172)
     * Added Ropsten testnet support (#173)
     * Fixed a bug causing awaitTransactionMinedAsync to DDos backend nodes (#175)
 
-v0.18.0 - _September 26, 2017_
-------------------------
+## v0.18.0 - _September 26, 2017_
+
     * Added `zeroEx.exchange.validateOrderFillableOrThrowAsync` to simplify orderbook pruning (#170)
 
-v0.17.0 - _September 26, 2017_
-------------------------
+## v0.17.0 - _September 26, 2017_
+
     * Made `zeroEx.exchange.getZRXTokenAddressAsync` public (#171)
 
-v0.16.0 - _September 20, 2017_
-------------------------
+## v0.16.0 - _September 20, 2017_
+
     * Added the ability to specify custom contract addresses to be used with 0x.js (#165)
         * ZeroExConfig.exchangeContractAddress
         * ZeroExConfig.tokenRegistryContractAddress
         * ZeroExConfig.etherTokenContractAddress
     * Added `zeroEx.tokenRegistry.getContractAddressAsync` (#165)
 
-v0.15.0 - _September 8, 2017_
-------------------------
+## v0.15.0 - _September 8, 2017_
+
     * Added the ability to specify a historical `blockNumber` at which to query the blockchain's state when calling a token or exchange method (#161)
 
-v0.14.2 - _September 7, 2017_
-------------------------
+## v0.14.2 - _September 7, 2017_
+
     * Fixed an issue with bignumber.js types not found (#160)
 
-v0.14.1 - _September 7, 2017_
-------------------------
+## v0.14.1 - _September 7, 2017_
+
     * Fixed an issue with Artifact type not found (#159)
 
-v0.14.0 - _September 6, 2017_
-------------------------
+## v0.14.0 - _September 6, 2017_
+
     * Added `zeroEx.exchange.throwLogErrorsAsErrors` method to public interface (#157)
     * Fixed an issue with overlapping async intervals in `zeroEx.awaitTransactionMinedAsync` (#157)
     * Fixed an issue with log decoder returning `BigNumber`s as `strings` (#157)
 
-v0.13.0 - _September 6, 2017_
-------------------------
+## v0.13.0 - _September 6, 2017_
+
     * Made all the functions submitting transactions to the network to immediately return transaction hash (#151)
     * Added `zeroEx.awaitTransactionMinedAsync` (#151)
     * Added `TransactionReceiptWithDecodedLogs`, `LogWithDecodedArgs`, `DecodedLogArgs` to public types (#151)
     * Added signature validation to `validateFillOrderThrowIfInvalidAsync` (#152)
 
-v0.12.1 - _September 2, 2017_
-------------------------
+## v0.12.1 - _September 2, 2017_
+
     * Added the support for web3@1.x.x provider (#142)
     * Added the optional `zeroExConfig`  parameter to the constructor of `ZeroEx` (#139)
     * Added the ability to specify `gasPrice` when instantiating `ZeroEx` (#139)
 
-v0.11.0 - _August 24, 2017_
-------------------------
+## v0.11.0 - _August 24, 2017_
+
     * Added `zeroEx.token.setUnlimitedProxyAllowanceAsync` (#137)
     * Added `zeroEx.token.setUnlimitedAllowanceAsync` (#137)
     * Added `zeroEx.token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS` (#137)
 
-v0.10.4 - _Aug 24, 2017_
-------------------------
+## v0.10.4 - _Aug 24, 2017_
+
     * Fixed a bug where checksummed addresses were being pulled from artifacts and not lower-cased. (#135)
 
-v0.10.1 - _Aug 24, 2017_
-------------------------
+## v0.10.1 - _Aug 24, 2017_
+
     * Added `zeroEx.exchange.validateFillOrderThrowIfInvalidAsync` (#128)
     * Added `zeroEx.exchange.validateFillOrKillOrderThrowIfInvalidAsync` (#128)
     * Added `zeroEx.exchange.validateCancelOrderThrowIfInvalidAsync` (#128)
@@ -190,21 +190,21 @@ v0.10.1 - _Aug 24, 2017_
     * Added clear error message when checksummed address is passed to a public method (#124)
     * Fixes the description of `shouldThrowOnInsufficientBalanceOrAllowance` in docs (#127)
 
-v0.9.3 - _Aug 22, 2017_
-------------------------
+## v0.9.3 - _Aug 22, 2017_
+
     * Update contract artifacts to include latest Kovan and Mainnet deploys (#118)
 
-v0.9.2 - _Aug 21, 2017_
-------------------------
+## v0.9.2 - _Aug 21, 2017_
+
     * *This version was unpublished because of a publishing issue.*
     * Update contract artifacts to include latest Kovan and Mainnet deploys (#118)
 
-v0.9.1 - _Aug. 16, 2017_
-------------------------
+## v0.9.1 - _Aug. 16, 2017_
+
     * Fixed the bug causing `zeroEx.token.getBalanceAsync()` to fail if no addresses available (#120)
 
-v0.9.0 - _Jul. 26, 2017_
-------------------------
+## v0.9.0 - _Jul. 26, 2017_
+
     * Migrated to the new version of smart contracts (#101)
     * Removed the ability to call methods on multiple authorized Exchange smart contracts (#106)
     * Made `zeroEx.getOrderHashHex` a static method (#107)
@@ -214,8 +214,8 @@ v0.9.0 - _Jul. 26, 2017_
     * Updated to typescript v2.4 (#104)
     * Fixed an issue with incorrect balance/allowance validation when ZRX is one of the tokens traded (#109)
 
-v0.8.0 - _Jul. 4, 2017_
-------------------------
+## v0.8.0 - _Jul. 4, 2017_
+
     * Added the ability to call methods on different authorized versions of the Exchange smart contract (#82)
     * Updated contract artifacts to reflect latest changes to the smart contracts (0xproject/contracts#59)
     * Added `zeroEx.proxy.isAuthorizedAsync` and `zeroEx.proxy.getAuthorizedAddressesAsync` (#89)
@@ -227,35 +227,35 @@ v0.8.0 - _Jul. 4, 2017_
         * `zeroEx.tokenRegistry.invalidateContractInstance`
     * Fixed the bug where `zeroEx.setProviderAsync` didn't invalidate etherToken contract's instance
 
-v0.7.1 - _Jun. 26, 2017_
-------------------------
+## v0.7.1 - _Jun. 26, 2017_
+
     * Added the ability to convert Ether to wrapped Ether tokens and back via `zeroEx.etherToken.depostAsync` and `zeroEx.etherToken.withdrawAsync` (#81)
 
-v0.7.0 - _Jun. 22, 2017_
-------------------------
+## v0.7.0 - _Jun. 22, 2017_
+
     * Added Kovan smart contract artifacts (#78)
     * Started returning fillAmount from `fillOrderAsync` and `fillUpToAsync` (#72)
     * Started returning cancelledAmount from `cancelOrderAsync` (#72)
     * Renamed type `LogCancelArgs` to `LogCancelContractEventArgs` and `LogFillArgs` to `LogFillContractEventArgs`
 
-v0.6.2 - _Jun. 21, 2017_
-------------------------
+## v0.6.2 - _Jun. 21, 2017_
+
     * Reduced bundle size
     * Improved documentation
 
-v0.6.1 - _Jun. 19, 2017_
-------------------------
+## v0.6.1 - _Jun. 19, 2017_
+
     * Improved documentation
 
-v0.6.0 - _Jun. 19, 2017_
-------------------------
+## v0.6.0 - _Jun. 19, 2017_
+
     * Made `ZeroEx` class accept `Web3Provider` instance instead of `Web3` instance
     * Added types for contract event arguments
 
-v0.5.2 - _Jun. 15, 2017_
-------------------------
+## v0.5.2 - _Jun. 15, 2017_
+
     * Fixed the bug in `postpublish` script that caused that only unminified UMD bundle was uploaded to release page
 
-v0.5.1 - _Jun. 15, 2017_
-------------------------
+## v0.5.1 - _Jun. 15, 2017_
+
     * Added `postpublish` script to publish to Github Releases with assets.
diff --git a/packages/0x.js/README.md b/packages/0x.js/README.md
index 6cdcbde70..bac4fa5d8 100644
--- a/packages/0x.js/README.md
+++ b/packages/0x.js/README.md
@@ -1,11 +1,10 @@
-0x.js
------
+## 0x.js
 
 ## Installation
 
 0x.js ships as both a [UMD](https://github.com/umdjs/umd) module and a [CommonJS](https://en.wikipedia.org/wiki/CommonJS) package.
 
-#### CommonJS *(recommended)*:
+#### CommonJS _(recommended)_:
 
 **Install**
 
@@ -16,7 +15,7 @@ npm install 0x.js --save
 **Import**
 
 ```javascript
-import {ZeroEx} from '0x.js';
+import { ZeroEx } from '0x.js';
 ```
 
 #### UMD:
diff --git a/packages/0x.js/package.json b/packages/0x.js/package.json
index e953ca8c0..b0c646bc5 100644
--- a/packages/0x.js/package.json
+++ b/packages/0x.js/package.json
@@ -1,103 +1,101 @@
 {
-  "name": "0x.js",
-  "version": "0.29.0",
-  "description": "A javascript library for interacting with the 0x protocol",
-  "keywords": [
-    "0x.js",
-    "0xproject",
-    "ethereum",
-    "tokens",
-    "exchange"
-  ],
-  "main": "lib/src/index.js",
-  "types": "lib/src/index.d.ts",
-  "scripts": {
-    "prebuild": "run-s clean generate_contract_wrappers",
-    "build": "run-p build:umd:prod build:commonjs; exit 0;",
-    "docs:json": "typedoc --excludePrivate --excludeExternals --target ES5 --json $JSON_FILE_PATH $PROJECT_DIR",
-    "upload_docs_json": "aws s3 cp generated_docs/index.json $S3_URL --profile 0xproject --grants read=uri=http://acs.amazonaws.com/groups/global/AllUsers --content-type application/json",
-    "generate_contract_wrappers": "node ../abi-gen/lib/index.js --abiGlob 'src/artifacts/@(Exchange|Token|TokenTransferProxy|EtherToken|TokenRegistry|DummyToken).json' --templates contract_templates --output src/contract_wrappers/generated",
-    "lint": "tslint --project . 'src/**/*.ts' 'test/**/*.ts'",
-    "test:circleci": "run-s test:coverage report_test_coverage && if [ $CIRCLE_BRANCH = \"development\" ]; then yarn test:umd; fi",
-    "test": "run-s clean test:commonjs",
-    "test:umd": "./scripts/test_umd.sh",
-    "test:coverage": "nyc npm run test --all",
-    "report_test_coverage": "nyc report --reporter=text-lcov | coveralls",
-    "update_contracts": "for i in ${npm_package_config_artifacts}; do copyfiles -u 4 ../contracts/build/contracts/$i.json ../0x.js/src/artifacts; done;",
-    "clean": "shx rm -rf _bundles lib test_temp",
-    "build:umd:dev": "webpack",
-    "build:umd:prod": "NODE_ENV=production webpack",
-    "build:commonjs": "tsc && copyfiles -u 2 './src/artifacts/**/*.json' ./lib/src/artifacts;",
-    "test:commonjs": "run-s build:commonjs run_mocha",
-    "pretest:umd": "run-s clean build:umd:dev build:commonjs",
-    "substitute_umd_bundle": "shx mv _bundles/* lib/src",
-    "run_mocha": "mocha lib/test/**/*_test.js --timeout 10000 --bail --exit"
-  },
-  "config": {
-    "artifacts": "TokenTransferProxy Exchange TokenRegistry Token EtherToken"
-  },
-  "repository": {
-    "type": "git",
-    "url": "https://github.com/0xProject/0x.js"
-  },
-  "license": "Apache-2.0",
-  "engines": {
-    "node": ">=6.0.0"
-  },
-  "devDependencies": {
-    "@0xproject/abi-gen": "^0.0.4",
-    "@0xproject/dev-utils": "^0.0.3",
-    "@0xproject/tslint-config": "^0.4.0",
-    "@0xproject/types": "^0.1.2",
-    "@types/bintrees": "^1.0.2",
-    "@types/jsonschema": "^1.1.1",
-    "@types/lodash": "^4.14.86",
-    "@types/mocha": "^2.2.42",
-    "@types/node": "^8.0.53",
-    "@types/sinon": "^2.2.2",
-    "@types/uuid": "^3.4.2",
-    "awesome-typescript-loader": "^3.1.3",
-    "chai": "^4.0.1",
-    "chai-as-promised": "^7.1.0",
-    "chai-as-promised-typescript-typings": "^0.0.3",
-    "chai-bignumber": "^2.0.1",
-    "chai-typescript-typings": "^0.0.1",
-    "copyfiles": "^1.2.0",
-    "coveralls": "^3.0.0",
-    "dirty-chai": "^2.0.1",
-    "json-loader": "^0.5.4",
-    "mocha": "^4.0.1",
-    "npm-run-all": "^4.1.2",
-    "nyc": "^11.0.1",
-    "opn-cli": "^3.1.0",
-    "request": "^2.81.0",
-    "request-promise-native": "^1.0.4",
-    "shx": "^0.2.2",
-    "sinon": "^4.0.0",
-    "source-map-support": "^0.5.0",
-    "truffle-hdwallet-provider": "^0.0.3",
-    "tslint": "5.8.0",
-    "typedoc": "~0.8.0",
-    "typescript": "~2.6.1",
-    "web3-provider-engine": "^13.0.1",
-    "web3-typescript-typings": "^0.7.2",
-    "webpack": "^3.1.0"
-  },
-  "dependencies": {
-    "@0xproject/assert": "^0.0.9",
-    "@0xproject/json-schemas": "^0.7.1",
-    "@0xproject/utils": "^0.1.2",
-    "@0xproject/web3-wrapper": "^0.1.2",
-    "bintrees": "^1.0.2",
-    "bn.js": "^4.11.8",
-    "compare-versions": "^3.0.1",
-    "ethereumjs-abi": "^0.6.4",
-    "ethereumjs-blockstream": "^2.0.6",
-    "ethereumjs-util": "^5.1.1",
-    "find-versions": "^2.0.0",
-    "js-sha3": "^0.6.1",
-    "lodash": "^4.17.4",
-    "uuid": "^3.1.0",
-    "web3": "^0.20.0"
-  }
+    "name": "0x.js",
+    "version": "0.29.0",
+    "description": "A javascript library for interacting with the 0x protocol",
+    "keywords": ["0x.js", "0xproject", "ethereum", "tokens", "exchange"],
+    "main": "lib/src/index.js",
+    "types": "lib/src/index.d.ts",
+    "scripts": {
+        "prebuild": "run-s clean generate_contract_wrappers",
+        "build": "run-p build:umd:prod build:commonjs; exit 0;",
+        "docs:json": "typedoc --excludePrivate --excludeExternals --target ES5 --json $JSON_FILE_PATH $PROJECT_DIR",
+        "upload_docs_json":
+            "aws s3 cp generated_docs/index.json $S3_URL --profile 0xproject --grants read=uri=http://acs.amazonaws.com/groups/global/AllUsers --content-type application/json",
+        "generate_contract_wrappers":
+            "node ../abi-gen/lib/index.js --abiGlob 'src/artifacts/@(Exchange|Token|TokenTransferProxy|EtherToken|TokenRegistry|DummyToken).json' --templates contract_templates --output src/contract_wrappers/generated",
+        "lint": "tslint --project . 'src/**/*.ts' 'test/**/*.ts'",
+        "test:circleci":
+            "run-s test:coverage report_test_coverage && if [ $CIRCLE_BRANCH = \"development\" ]; then yarn test:umd; fi",
+        "test": "run-s clean test:commonjs",
+        "test:umd": "./scripts/test_umd.sh",
+        "test:coverage": "nyc npm run test --all",
+        "report_test_coverage": "nyc report --reporter=text-lcov | coveralls",
+        "update_contracts":
+            "for i in ${npm_package_config_artifacts}; do copyfiles -u 4 ../contracts/build/contracts/$i.json ../0x.js/src/artifacts; done;",
+        "clean": "shx rm -rf _bundles lib test_temp",
+        "build:umd:dev": "webpack",
+        "build:umd:prod": "NODE_ENV=production webpack",
+        "build:commonjs": "tsc && copyfiles -u 2 './src/artifacts/**/*.json' ./lib/src/artifacts;",
+        "test:commonjs": "run-s build:commonjs run_mocha",
+        "pretest:umd": "run-s clean build:umd:dev build:commonjs",
+        "substitute_umd_bundle": "shx mv _bundles/* lib/src",
+        "run_mocha": "mocha lib/test/**/*_test.js --timeout 10000 --bail --exit"
+    },
+    "config": {
+        "artifacts": "TokenTransferProxy Exchange TokenRegistry Token EtherToken"
+    },
+    "repository": {
+        "type": "git",
+        "url": "https://github.com/0xProject/0x.js"
+    },
+    "license": "Apache-2.0",
+    "engines": {
+        "node": ">=6.0.0"
+    },
+    "devDependencies": {
+        "@0xproject/abi-gen": "^0.0.4",
+        "@0xproject/dev-utils": "^0.0.3",
+        "@0xproject/tslint-config": "^0.4.0",
+        "@0xproject/types": "^0.1.2",
+        "@types/bintrees": "^1.0.2",
+        "@types/jsonschema": "^1.1.1",
+        "@types/lodash": "^4.14.86",
+        "@types/mocha": "^2.2.42",
+        "@types/node": "^8.0.53",
+        "@types/sinon": "^2.2.2",
+        "@types/uuid": "^3.4.2",
+        "awesome-typescript-loader": "^3.1.3",
+        "chai": "^4.0.1",
+        "chai-as-promised": "^7.1.0",
+        "chai-as-promised-typescript-typings": "^0.0.3",
+        "chai-bignumber": "^2.0.1",
+        "chai-typescript-typings": "^0.0.1",
+        "copyfiles": "^1.2.0",
+        "coveralls": "^3.0.0",
+        "dirty-chai": "^2.0.1",
+        "json-loader": "^0.5.4",
+        "mocha": "^4.0.1",
+        "npm-run-all": "^4.1.2",
+        "nyc": "^11.0.1",
+        "opn-cli": "^3.1.0",
+        "request": "^2.81.0",
+        "request-promise-native": "^1.0.4",
+        "shx": "^0.2.2",
+        "sinon": "^4.0.0",
+        "source-map-support": "^0.5.0",
+        "truffle-hdwallet-provider": "^0.0.3",
+        "tslint": "5.8.0",
+        "typedoc": "~0.8.0",
+        "typescript": "~2.6.1",
+        "web3-provider-engine": "^13.0.1",
+        "web3-typescript-typings": "^0.7.2",
+        "webpack": "^3.1.0"
+    },
+    "dependencies": {
+        "@0xproject/assert": "^0.0.9",
+        "@0xproject/json-schemas": "^0.7.1",
+        "@0xproject/utils": "^0.1.2",
+        "@0xproject/web3-wrapper": "^0.1.2",
+        "bintrees": "^1.0.2",
+        "bn.js": "^4.11.8",
+        "compare-versions": "^3.0.1",
+        "ethereumjs-abi": "^0.6.4",
+        "ethereumjs-blockstream": "^2.0.6",
+        "ethereumjs-util": "^5.1.1",
+        "find-versions": "^2.0.0",
+        "js-sha3": "^0.6.1",
+        "lodash": "^4.17.4",
+        "uuid": "^3.1.0",
+        "web3": "^0.20.0"
+    }
 }
diff --git a/packages/0x.js/src/artifacts/DummyToken.json b/packages/0x.js/src/artifacts/DummyToken.json
index fd44397db..f64a8cd3d 100644
--- a/packages/0x.js/src/artifacts/DummyToken.json
+++ b/packages/0x.js/src/artifacts/DummyToken.json
@@ -1,7 +1,6 @@
 {
     "contract_name": "DummyToken",
-    "abi":
-    [
+    "abi": [
         {
             "constant": false,
             "inputs": [
diff --git a/packages/0x.js/src/artifacts/EtherToken.json b/packages/0x.js/src/artifacts/EtherToken.json
index 1105af3b0..91fba7f0a 100644
--- a/packages/0x.js/src/artifacts/EtherToken.json
+++ b/packages/0x.js/src/artifacts/EtherToken.json
@@ -1,284 +1,284 @@
 {
-  "contract_name": "EtherToken",
-  "abi": [
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "name",
-      "outputs": [
+    "contract_name": "EtherToken",
+    "abi": [
         {
-          "name": "",
-          "type": "string"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_spender",
-          "type": "address"
+            "constant": true,
+            "inputs": [],
+            "name": "name",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "string"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "approve",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "totalSupply",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_from",
-          "type": "address"
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_spender",
+                    "type": "address"
+                },
+                {
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "approve",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "_to",
-          "type": "address"
+            "constant": true,
+            "inputs": [],
+            "name": "totalSupply",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transferFrom",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "amount",
-          "type": "uint256"
-        }
-      ],
-      "name": "withdraw",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "decimals",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint8"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_owner",
-          "type": "address"
-        }
-      ],
-      "name": "balanceOf",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "symbol",
-      "outputs": [
-        {
-          "name": "",
-          "type": "string"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_to",
-          "type": "address"
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_from",
+                    "type": "address"
+                },
+                {
+                    "name": "_to",
+                    "type": "address"
+                },
+                {
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "transferFrom",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transfer",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [],
-      "name": "deposit",
-      "outputs": [],
-      "payable": true,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "amount",
+                    "type": "uint256"
+                }
+            ],
+            "name": "withdraw",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
         {
-          "name": "_owner",
-          "type": "address"
+            "constant": true,
+            "inputs": [],
+            "name": "decimals",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint8"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "_spender",
-          "type": "address"
-        }
-      ],
-      "name": "allowance",
-      "outputs": [
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "_owner",
+                    "type": "address"
+                }
+            ],
+            "name": "balanceOf",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
         {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "payable": true,
-      "type": "fallback"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
+            "constant": true,
+            "inputs": [],
+            "name": "symbol",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "string"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
         {
-          "indexed": true,
-          "name": "_from",
-          "type": "address"
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_to",
+                    "type": "address"
+                },
+                {
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "transfer",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "indexed": true,
-          "name": "_to",
-          "type": "address"
+            "constant": false,
+            "inputs": [],
+            "name": "deposit",
+            "outputs": [],
+            "payable": true,
+            "type": "function"
         },
         {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Transfer",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "_owner",
+                    "type": "address"
+                },
+                {
+                    "name": "_spender",
+                    "type": "address"
+                }
+            ],
+            "name": "allowance",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
         {
-          "indexed": true,
-          "name": "_owner",
-          "type": "address"
+            "payable": true,
+            "type": "fallback"
         },
         {
-          "indexed": true,
-          "name": "_spender",
-          "type": "address"
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "_from",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "name": "_to",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "Transfer",
+            "type": "event"
         },
         {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Approval",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "_owner",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "name": "_spender",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "Approval",
+            "type": "event"
+        },
         {
-          "indexed": true,
-          "name": "_owner",
-          "type": "address"
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "_owner",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "Deposit",
+            "type": "event"
         },
         {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "_owner",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "Withdrawal",
+            "type": "event"
         }
-      ],
-      "name": "Deposit",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "_owner",
-          "type": "address"
+    ],
+    "networks": {
+        "1": {
+            "address": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2"
         },
-        {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
+        "3": {
+            "address": "0xc00fd9820cd2898cc4c054b7bf142de637ad129a"
+        },
+        "42": {
+            "address": "0x653e49e301e508a13237c0ddc98ae7d4cd2667a1"
+        },
+        "50": {
+            "address": "0x871dd7c2b4b25e1aa18728e9d5f2af4c4e431f5c"
         }
-      ],
-      "name": "Withdrawal",
-      "type": "event"
-    }
-  ],
-  "networks": {
-    "1": {
-      "address": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2"
-    },
-    "3": {
-      "address": "0xc00fd9820cd2898cc4c054b7bf142de637ad129a"
-    },
-    "42": {
-      "address": "0x653e49e301e508a13237c0ddc98ae7d4cd2667a1"
-    },
-    "50": {
-      "address": "0x871dd7c2b4b25e1aa18728e9d5f2af4c4e431f5c"
     }
-  }
 }
diff --git a/packages/0x.js/src/artifacts/Exchange.json b/packages/0x.js/src/artifacts/Exchange.json
index cf9124ca7..45e277c45 100644
--- a/packages/0x.js/src/artifacts/Exchange.json
+++ b/packages/0x.js/src/artifacts/Exchange.json
@@ -1,607 +1,607 @@
 {
-  "contract_name": "Exchange",
-  "abi": [
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "numerator",
-          "type": "uint256"
-        },
-        {
-          "name": "denominator",
-          "type": "uint256"
-        },
-        {
-          "name": "target",
-          "type": "uint256"
-        }
-      ],
-      "name": "isRoundingError",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "",
-          "type": "bytes32"
-        }
-      ],
-      "name": "filled",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "",
-          "type": "bytes32"
-        }
-      ],
-      "name": "cancelled",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "orderAddresses",
-          "type": "address[5][]"
-        },
-        {
-          "name": "orderValues",
-          "type": "uint256[6][]"
-        },
-        {
-          "name": "fillTakerTokenAmount",
-          "type": "uint256"
-        },
-        {
-          "name": "shouldThrowOnInsufficientBalanceOrAllowance",
-          "type": "bool"
-        },
-        {
-          "name": "v",
-          "type": "uint8[]"
-        },
-        {
-          "name": "r",
-          "type": "bytes32[]"
-        },
-        {
-          "name": "s",
-          "type": "bytes32[]"
-        }
-      ],
-      "name": "fillOrdersUpTo",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "orderAddresses",
-          "type": "address[5]"
-        },
-        {
-          "name": "orderValues",
-          "type": "uint256[6]"
-        },
-        {
-          "name": "cancelTakerTokenAmount",
-          "type": "uint256"
-        }
-      ],
-      "name": "cancelOrder",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "ZRX_TOKEN_CONTRACT",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "orderAddresses",
-          "type": "address[5][]"
-        },
-        {
-          "name": "orderValues",
-          "type": "uint256[6][]"
-        },
-        {
-          "name": "fillTakerTokenAmounts",
-          "type": "uint256[]"
-        },
-        {
-          "name": "v",
-          "type": "uint8[]"
-        },
-        {
-          "name": "r",
-          "type": "bytes32[]"
-        },
-        {
-          "name": "s",
-          "type": "bytes32[]"
-        }
-      ],
-      "name": "batchFillOrKillOrders",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "orderAddresses",
-          "type": "address[5]"
-        },
-        {
-          "name": "orderValues",
-          "type": "uint256[6]"
-        },
-        {
-          "name": "fillTakerTokenAmount",
-          "type": "uint256"
-        },
-        {
-          "name": "v",
-          "type": "uint8"
-        },
-        {
-          "name": "r",
-          "type": "bytes32"
-        },
-        {
-          "name": "s",
-          "type": "bytes32"
-        }
-      ],
-      "name": "fillOrKillOrder",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "orderHash",
-          "type": "bytes32"
-        }
-      ],
-      "name": "getUnavailableTakerTokenAmount",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "signer",
-          "type": "address"
-        },
-        {
-          "name": "hash",
-          "type": "bytes32"
-        },
-        {
-          "name": "v",
-          "type": "uint8"
-        },
-        {
-          "name": "r",
-          "type": "bytes32"
-        },
-        {
-          "name": "s",
-          "type": "bytes32"
-        }
-      ],
-      "name": "isValidSignature",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "numerator",
-          "type": "uint256"
-        },
-        {
-          "name": "denominator",
-          "type": "uint256"
-        },
-        {
-          "name": "target",
-          "type": "uint256"
-        }
-      ],
-      "name": "getPartialAmount",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "TOKEN_TRANSFER_PROXY_CONTRACT",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "orderAddresses",
-          "type": "address[5][]"
-        },
-        {
-          "name": "orderValues",
-          "type": "uint256[6][]"
-        },
-        {
-          "name": "fillTakerTokenAmounts",
-          "type": "uint256[]"
-        },
-        {
-          "name": "shouldThrowOnInsufficientBalanceOrAllowance",
-          "type": "bool"
-        },
-        {
-          "name": "v",
-          "type": "uint8[]"
-        },
-        {
-          "name": "r",
-          "type": "bytes32[]"
-        },
-        {
-          "name": "s",
-          "type": "bytes32[]"
-        }
-      ],
-      "name": "batchFillOrders",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "orderAddresses",
-          "type": "address[5][]"
-        },
-        {
-          "name": "orderValues",
-          "type": "uint256[6][]"
-        },
-        {
-          "name": "cancelTakerTokenAmounts",
-          "type": "uint256[]"
-        }
-      ],
-      "name": "batchCancelOrders",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "orderAddresses",
-          "type": "address[5]"
-        },
-        {
-          "name": "orderValues",
-          "type": "uint256[6]"
-        },
-        {
-          "name": "fillTakerTokenAmount",
-          "type": "uint256"
-        },
-        {
-          "name": "shouldThrowOnInsufficientBalanceOrAllowance",
-          "type": "bool"
-        },
-        {
-          "name": "v",
-          "type": "uint8"
-        },
-        {
-          "name": "r",
-          "type": "bytes32"
-        },
-        {
-          "name": "s",
-          "type": "bytes32"
-        }
-      ],
-      "name": "fillOrder",
-      "outputs": [
-        {
-          "name": "filledTakerTokenAmount",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "orderAddresses",
-          "type": "address[5]"
-        },
-        {
-          "name": "orderValues",
-          "type": "uint256[6]"
-        }
-      ],
-      "name": "getOrderHash",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bytes32"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "EXTERNAL_QUERY_GAS_LIMIT",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint16"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "VERSION",
-      "outputs": [
-        {
-          "name": "",
-          "type": "string"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "inputs": [
-        {
-          "name": "_zrxToken",
-          "type": "address"
-        },
-        {
-          "name": "_tokenTransferProxy",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "constructor"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "maker",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "taker",
-          "type": "address"
-        },
-        {
-          "indexed": true,
-          "name": "feeRecipient",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "makerToken",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "takerToken",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "filledMakerTokenAmount",
-          "type": "uint256"
-        },
-        {
-          "indexed": false,
-          "name": "filledTakerTokenAmount",
-          "type": "uint256"
-        },
-        {
-          "indexed": false,
-          "name": "paidMakerFee",
-          "type": "uint256"
-        },
-        {
-          "indexed": false,
-          "name": "paidTakerFee",
-          "type": "uint256"
-        },
-        {
-          "indexed": true,
-          "name": "tokens",
-          "type": "bytes32"
-        },
-        {
-          "indexed": false,
-          "name": "orderHash",
-          "type": "bytes32"
+    "contract_name": "Exchange",
+    "abi": [
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "numerator",
+                    "type": "uint256"
+                },
+                {
+                    "name": "denominator",
+                    "type": "uint256"
+                },
+                {
+                    "name": "target",
+                    "type": "uint256"
+                }
+            ],
+            "name": "isRoundingError",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "filled",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "cancelled",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "orderAddresses",
+                    "type": "address[5][]"
+                },
+                {
+                    "name": "orderValues",
+                    "type": "uint256[6][]"
+                },
+                {
+                    "name": "fillTakerTokenAmount",
+                    "type": "uint256"
+                },
+                {
+                    "name": "shouldThrowOnInsufficientBalanceOrAllowance",
+                    "type": "bool"
+                },
+                {
+                    "name": "v",
+                    "type": "uint8[]"
+                },
+                {
+                    "name": "r",
+                    "type": "bytes32[]"
+                },
+                {
+                    "name": "s",
+                    "type": "bytes32[]"
+                }
+            ],
+            "name": "fillOrdersUpTo",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "orderAddresses",
+                    "type": "address[5]"
+                },
+                {
+                    "name": "orderValues",
+                    "type": "uint256[6]"
+                },
+                {
+                    "name": "cancelTakerTokenAmount",
+                    "type": "uint256"
+                }
+            ],
+            "name": "cancelOrder",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [],
+            "name": "ZRX_TOKEN_CONTRACT",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "orderAddresses",
+                    "type": "address[5][]"
+                },
+                {
+                    "name": "orderValues",
+                    "type": "uint256[6][]"
+                },
+                {
+                    "name": "fillTakerTokenAmounts",
+                    "type": "uint256[]"
+                },
+                {
+                    "name": "v",
+                    "type": "uint8[]"
+                },
+                {
+                    "name": "r",
+                    "type": "bytes32[]"
+                },
+                {
+                    "name": "s",
+                    "type": "bytes32[]"
+                }
+            ],
+            "name": "batchFillOrKillOrders",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "orderAddresses",
+                    "type": "address[5]"
+                },
+                {
+                    "name": "orderValues",
+                    "type": "uint256[6]"
+                },
+                {
+                    "name": "fillTakerTokenAmount",
+                    "type": "uint256"
+                },
+                {
+                    "name": "v",
+                    "type": "uint8"
+                },
+                {
+                    "name": "r",
+                    "type": "bytes32"
+                },
+                {
+                    "name": "s",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "fillOrKillOrder",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "orderHash",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "getUnavailableTakerTokenAmount",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "signer",
+                    "type": "address"
+                },
+                {
+                    "name": "hash",
+                    "type": "bytes32"
+                },
+                {
+                    "name": "v",
+                    "type": "uint8"
+                },
+                {
+                    "name": "r",
+                    "type": "bytes32"
+                },
+                {
+                    "name": "s",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "isValidSignature",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "numerator",
+                    "type": "uint256"
+                },
+                {
+                    "name": "denominator",
+                    "type": "uint256"
+                },
+                {
+                    "name": "target",
+                    "type": "uint256"
+                }
+            ],
+            "name": "getPartialAmount",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [],
+            "name": "TOKEN_TRANSFER_PROXY_CONTRACT",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "orderAddresses",
+                    "type": "address[5][]"
+                },
+                {
+                    "name": "orderValues",
+                    "type": "uint256[6][]"
+                },
+                {
+                    "name": "fillTakerTokenAmounts",
+                    "type": "uint256[]"
+                },
+                {
+                    "name": "shouldThrowOnInsufficientBalanceOrAllowance",
+                    "type": "bool"
+                },
+                {
+                    "name": "v",
+                    "type": "uint8[]"
+                },
+                {
+                    "name": "r",
+                    "type": "bytes32[]"
+                },
+                {
+                    "name": "s",
+                    "type": "bytes32[]"
+                }
+            ],
+            "name": "batchFillOrders",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "orderAddresses",
+                    "type": "address[5][]"
+                },
+                {
+                    "name": "orderValues",
+                    "type": "uint256[6][]"
+                },
+                {
+                    "name": "cancelTakerTokenAmounts",
+                    "type": "uint256[]"
+                }
+            ],
+            "name": "batchCancelOrders",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "orderAddresses",
+                    "type": "address[5]"
+                },
+                {
+                    "name": "orderValues",
+                    "type": "uint256[6]"
+                },
+                {
+                    "name": "fillTakerTokenAmount",
+                    "type": "uint256"
+                },
+                {
+                    "name": "shouldThrowOnInsufficientBalanceOrAllowance",
+                    "type": "bool"
+                },
+                {
+                    "name": "v",
+                    "type": "uint8"
+                },
+                {
+                    "name": "r",
+                    "type": "bytes32"
+                },
+                {
+                    "name": "s",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "fillOrder",
+            "outputs": [
+                {
+                    "name": "filledTakerTokenAmount",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "orderAddresses",
+                    "type": "address[5]"
+                },
+                {
+                    "name": "orderValues",
+                    "type": "uint256[6]"
+                }
+            ],
+            "name": "getOrderHash",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "bytes32"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [],
+            "name": "EXTERNAL_QUERY_GAS_LIMIT",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "uint16"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [],
+            "name": "VERSION",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "string"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "inputs": [
+                {
+                    "name": "_zrxToken",
+                    "type": "address"
+                },
+                {
+                    "name": "_tokenTransferProxy",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "type": "constructor"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "maker",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "taker",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "name": "feeRecipient",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "makerToken",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "takerToken",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "filledMakerTokenAmount",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": false,
+                    "name": "filledTakerTokenAmount",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": false,
+                    "name": "paidMakerFee",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": false,
+                    "name": "paidTakerFee",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": true,
+                    "name": "tokens",
+                    "type": "bytes32"
+                },
+                {
+                    "indexed": false,
+                    "name": "orderHash",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "LogFill",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "maker",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "name": "feeRecipient",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "makerToken",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "takerToken",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "cancelledMakerTokenAmount",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": false,
+                    "name": "cancelledTakerTokenAmount",
+                    "type": "uint256"
+                },
+                {
+                    "indexed": true,
+                    "name": "tokens",
+                    "type": "bytes32"
+                },
+                {
+                    "indexed": false,
+                    "name": "orderHash",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "LogCancel",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "errorId",
+                    "type": "uint8"
+                },
+                {
+                    "indexed": true,
+                    "name": "orderHash",
+                    "type": "bytes32"
+                }
+            ],
+            "name": "LogError",
+            "type": "event"
+        }
+    ],
+    "networks": {
+        "1": {
+            "address": "0x12459c951127e0c374ff9105dda097662a027093"
+        },
+        "3": {
+            "address": "0x479cc461fecd078f766ecc58533d6f69580cf3ac"
+        },
+        "42": {
+            "address": "0x90fe2af704b34e0224bf2299c838e04d4dcf1364"
+        },
+        "50": {
+            "address": "0x48bacb9266a570d521063ef5dd96e61686dbe788"
         }
-      ],
-      "name": "LogFill",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "maker",
-          "type": "address"
-        },
-        {
-          "indexed": true,
-          "name": "feeRecipient",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "makerToken",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "takerToken",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "cancelledMakerTokenAmount",
-          "type": "uint256"
-        },
-        {
-          "indexed": false,
-          "name": "cancelledTakerTokenAmount",
-          "type": "uint256"
-        },
-        {
-          "indexed": true,
-          "name": "tokens",
-          "type": "bytes32"
-        },
-        {
-          "indexed": false,
-          "name": "orderHash",
-          "type": "bytes32"
-        }
-      ],
-      "name": "LogCancel",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "errorId",
-          "type": "uint8"
-        },
-        {
-          "indexed": true,
-          "name": "orderHash",
-          "type": "bytes32"
-        }
-      ],
-      "name": "LogError",
-      "type": "event"
-    }
-  ],
-  "networks": {
-    "1": {
-      "address": "0x12459c951127e0c374ff9105dda097662a027093"
-    },
-    "3": {
-      "address": "0x479cc461fecd078f766ecc58533d6f69580cf3ac"
-    },
-    "42": {
-      "address": "0x90fe2af704b34e0224bf2299c838e04d4dcf1364"
-    },
-    "50": {
-      "address": "0x48bacb9266a570d521063ef5dd96e61686dbe788"
     }
-  }
 }
diff --git a/packages/0x.js/src/artifacts/Token.json b/packages/0x.js/src/artifacts/Token.json
index a86f8228d..3b5a86ae0 100644
--- a/packages/0x.js/src/artifacts/Token.json
+++ b/packages/0x.js/src/artifacts/Token.json
@@ -1,172 +1,172 @@
 {
-  "contract_name": "Token",
-  "abi": [
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_spender",
-          "type": "address"
+    "contract_name": "Token",
+    "abi": [
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_spender",
+                    "type": "address"
+                },
+                {
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "approve",
+            "outputs": [
+                {
+                    "name": "success",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "approve",
-      "outputs": [
-        {
-          "name": "success",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "totalSupply",
-      "outputs": [
-        {
-          "name": "supply",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_from",
-          "type": "address"
+            "constant": true,
+            "inputs": [],
+            "name": "totalSupply",
+            "outputs": [
+                {
+                    "name": "supply",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "_to",
-          "type": "address"
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_from",
+                    "type": "address"
+                },
+                {
+                    "name": "_to",
+                    "type": "address"
+                },
+                {
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "transferFrom",
+            "outputs": [
+                {
+                    "name": "success",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transferFrom",
-      "outputs": [
-        {
-          "name": "success",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_owner",
-          "type": "address"
-        }
-      ],
-      "name": "balanceOf",
-      "outputs": [
-        {
-          "name": "balance",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_to",
-          "type": "address"
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "_owner",
+                    "type": "address"
+                }
+            ],
+            "name": "balanceOf",
+            "outputs": [
+                {
+                    "name": "balance",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transfer",
-      "outputs": [
-        {
-          "name": "success",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_owner",
-          "type": "address"
-        },
-        {
-          "name": "_spender",
-          "type": "address"
-        }
-      ],
-      "name": "allowance",
-      "outputs": [
-        {
-          "name": "remaining",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "_from",
-          "type": "address"
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_to",
+                    "type": "address"
+                },
+                {
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "transfer",
+            "outputs": [
+                {
+                    "name": "success",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "indexed": true,
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Transfer",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "_owner",
-          "type": "address"
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "_owner",
+                    "type": "address"
+                },
+                {
+                    "name": "_spender",
+                    "type": "address"
+                }
+            ],
+            "name": "allowance",
+            "outputs": [
+                {
+                    "name": "remaining",
+                    "type": "uint256"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "indexed": true,
-          "name": "_spender",
-          "type": "address"
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "_from",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "name": "_to",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "Transfer",
+            "type": "event"
         },
         {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "_owner",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "name": "_spender",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "_value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "Approval",
+            "type": "event"
         }
-      ],
-      "name": "Approval",
-      "type": "event"
-    }
-  ]
+    ]
 }
diff --git a/packages/0x.js/src/artifacts/TokenRegistry.json b/packages/0x.js/src/artifacts/TokenRegistry.json
index 973a101e8..81780074c 100644
--- a/packages/0x.js/src/artifacts/TokenRegistry.json
+++ b/packages/0x.js/src/artifacts/TokenRegistry.json
@@ -1,544 +1,544 @@
 {
-  "contract_name": "TokenRegistry",
-  "abi": [
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_token",
-          "type": "address"
-        },
-        {
-          "name": "_index",
-          "type": "uint256"
-        }
-      ],
-      "name": "removeToken",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_name",
-          "type": "string"
-        }
-      ],
-      "name": "getTokenAddressByName",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_symbol",
-          "type": "string"
-        }
-      ],
-      "name": "getTokenAddressBySymbol",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_token",
-          "type": "address"
-        },
-        {
-          "name": "_swarmHash",
-          "type": "bytes"
-        }
-      ],
-      "name": "setTokenSwarmHash",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_token",
-          "type": "address"
-        }
-      ],
-      "name": "getTokenMetaData",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        },
-        {
-          "name": "",
-          "type": "string"
-        },
-        {
-          "name": "",
-          "type": "string"
-        },
-        {
-          "name": "",
-          "type": "uint8"
-        },
-        {
-          "name": "",
-          "type": "bytes"
-        },
-        {
-          "name": "",
-          "type": "bytes"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "owner",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_token",
-          "type": "address"
-        },
-        {
-          "name": "_name",
-          "type": "string"
-        },
-        {
-          "name": "_symbol",
-          "type": "string"
-        },
-        {
-          "name": "_decimals",
-          "type": "uint8"
-        },
-        {
-          "name": "_ipfsHash",
-          "type": "bytes"
-        },
-        {
-          "name": "_swarmHash",
-          "type": "bytes"
-        }
-      ],
-      "name": "addToken",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_token",
-          "type": "address"
-        },
-        {
-          "name": "_name",
-          "type": "string"
-        }
-      ],
-      "name": "setTokenName",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "name": "tokens",
-      "outputs": [
-        {
-          "name": "token",
-          "type": "address"
-        },
-        {
-          "name": "name",
-          "type": "string"
-        },
-        {
-          "name": "symbol",
-          "type": "string"
-        },
-        {
-          "name": "decimals",
-          "type": "uint8"
-        },
-        {
-          "name": "ipfsHash",
-          "type": "bytes"
-        },
-        {
-          "name": "swarmHash",
-          "type": "bytes"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "name": "tokenAddresses",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_name",
-          "type": "string"
-        }
-      ],
-      "name": "getTokenByName",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        },
-        {
-          "name": "",
-          "type": "string"
-        },
-        {
-          "name": "",
-          "type": "string"
-        },
-        {
-          "name": "",
-          "type": "uint8"
-        },
-        {
-          "name": "",
-          "type": "bytes"
-        },
-        {
-          "name": "",
-          "type": "bytes"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "getTokenAddresses",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address[]"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_token",
-          "type": "address"
-        },
-        {
-          "name": "_ipfsHash",
-          "type": "bytes"
-        }
-      ],
-      "name": "setTokenIpfsHash",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_symbol",
-          "type": "string"
-        }
-      ],
-      "name": "getTokenBySymbol",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        },
-        {
-          "name": "",
-          "type": "string"
-        },
-        {
-          "name": "",
-          "type": "string"
-        },
-        {
-          "name": "",
-          "type": "uint8"
-        },
-        {
-          "name": "",
-          "type": "bytes"
-        },
-        {
-          "name": "",
-          "type": "bytes"
+    "contract_name": "TokenRegistry",
+    "abi": [
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_token",
+                    "type": "address"
+                },
+                {
+                    "name": "_index",
+                    "type": "uint256"
+                }
+            ],
+            "name": "removeToken",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "_name",
+                    "type": "string"
+                }
+            ],
+            "name": "getTokenAddressByName",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "_symbol",
+                    "type": "string"
+                }
+            ],
+            "name": "getTokenAddressBySymbol",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_token",
+                    "type": "address"
+                },
+                {
+                    "name": "_swarmHash",
+                    "type": "bytes"
+                }
+            ],
+            "name": "setTokenSwarmHash",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "_token",
+                    "type": "address"
+                }
+            ],
+            "name": "getTokenMetaData",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                },
+                {
+                    "name": "",
+                    "type": "string"
+                },
+                {
+                    "name": "",
+                    "type": "string"
+                },
+                {
+                    "name": "",
+                    "type": "uint8"
+                },
+                {
+                    "name": "",
+                    "type": "bytes"
+                },
+                {
+                    "name": "",
+                    "type": "bytes"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [],
+            "name": "owner",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_token",
+                    "type": "address"
+                },
+                {
+                    "name": "_name",
+                    "type": "string"
+                },
+                {
+                    "name": "_symbol",
+                    "type": "string"
+                },
+                {
+                    "name": "_decimals",
+                    "type": "uint8"
+                },
+                {
+                    "name": "_ipfsHash",
+                    "type": "bytes"
+                },
+                {
+                    "name": "_swarmHash",
+                    "type": "bytes"
+                }
+            ],
+            "name": "addToken",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_token",
+                    "type": "address"
+                },
+                {
+                    "name": "_name",
+                    "type": "string"
+                }
+            ],
+            "name": "setTokenName",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "name": "tokens",
+            "outputs": [
+                {
+                    "name": "token",
+                    "type": "address"
+                },
+                {
+                    "name": "name",
+                    "type": "string"
+                },
+                {
+                    "name": "symbol",
+                    "type": "string"
+                },
+                {
+                    "name": "decimals",
+                    "type": "uint8"
+                },
+                {
+                    "name": "ipfsHash",
+                    "type": "bytes"
+                },
+                {
+                    "name": "swarmHash",
+                    "type": "bytes"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "name": "tokenAddresses",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "_name",
+                    "type": "string"
+                }
+            ],
+            "name": "getTokenByName",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                },
+                {
+                    "name": "",
+                    "type": "string"
+                },
+                {
+                    "name": "",
+                    "type": "string"
+                },
+                {
+                    "name": "",
+                    "type": "uint8"
+                },
+                {
+                    "name": "",
+                    "type": "bytes"
+                },
+                {
+                    "name": "",
+                    "type": "bytes"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [],
+            "name": "getTokenAddresses",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address[]"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_token",
+                    "type": "address"
+                },
+                {
+                    "name": "_ipfsHash",
+                    "type": "bytes"
+                }
+            ],
+            "name": "setTokenIpfsHash",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "_symbol",
+                    "type": "string"
+                }
+            ],
+            "name": "getTokenBySymbol",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                },
+                {
+                    "name": "",
+                    "type": "string"
+                },
+                {
+                    "name": "",
+                    "type": "string"
+                },
+                {
+                    "name": "",
+                    "type": "uint8"
+                },
+                {
+                    "name": "",
+                    "type": "bytes"
+                },
+                {
+                    "name": "",
+                    "type": "bytes"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "_token",
+                    "type": "address"
+                },
+                {
+                    "name": "_symbol",
+                    "type": "string"
+                }
+            ],
+            "name": "setTokenSymbol",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "newOwner",
+                    "type": "address"
+                }
+            ],
+            "name": "transferOwnership",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "token",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "name",
+                    "type": "string"
+                },
+                {
+                    "indexed": false,
+                    "name": "symbol",
+                    "type": "string"
+                },
+                {
+                    "indexed": false,
+                    "name": "decimals",
+                    "type": "uint8"
+                },
+                {
+                    "indexed": false,
+                    "name": "ipfsHash",
+                    "type": "bytes"
+                },
+                {
+                    "indexed": false,
+                    "name": "swarmHash",
+                    "type": "bytes"
+                }
+            ],
+            "name": "LogAddToken",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "token",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "name",
+                    "type": "string"
+                },
+                {
+                    "indexed": false,
+                    "name": "symbol",
+                    "type": "string"
+                },
+                {
+                    "indexed": false,
+                    "name": "decimals",
+                    "type": "uint8"
+                },
+                {
+                    "indexed": false,
+                    "name": "ipfsHash",
+                    "type": "bytes"
+                },
+                {
+                    "indexed": false,
+                    "name": "swarmHash",
+                    "type": "bytes"
+                }
+            ],
+            "name": "LogRemoveToken",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "token",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "oldName",
+                    "type": "string"
+                },
+                {
+                    "indexed": false,
+                    "name": "newName",
+                    "type": "string"
+                }
+            ],
+            "name": "LogTokenNameChange",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "token",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "oldSymbol",
+                    "type": "string"
+                },
+                {
+                    "indexed": false,
+                    "name": "newSymbol",
+                    "type": "string"
+                }
+            ],
+            "name": "LogTokenSymbolChange",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "token",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "oldIpfsHash",
+                    "type": "bytes"
+                },
+                {
+                    "indexed": false,
+                    "name": "newIpfsHash",
+                    "type": "bytes"
+                }
+            ],
+            "name": "LogTokenIpfsHashChange",
+            "type": "event"
+        },
+        {
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "token",
+                    "type": "address"
+                },
+                {
+                    "indexed": false,
+                    "name": "oldSwarmHash",
+                    "type": "bytes"
+                },
+                {
+                    "indexed": false,
+                    "name": "newSwarmHash",
+                    "type": "bytes"
+                }
+            ],
+            "name": "LogTokenSwarmHashChange",
+            "type": "event"
         }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_token",
-          "type": "address"
+    ],
+    "networks": {
+        "1": {
+            "address": "0x926a74c5c36adf004c87399e65f75628b0f98d2c"
         },
-        {
-          "name": "_symbol",
-          "type": "string"
-        }
-      ],
-      "name": "setTokenSymbol",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "newOwner",
-          "type": "address"
-        }
-      ],
-      "name": "transferOwnership",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "token",
-          "type": "address"
+        "3": {
+            "address": "0x6b1a50f0bb5a7995444bd3877b22dc89c62843ed"
         },
-        {
-          "indexed": false,
-          "name": "name",
-          "type": "string"
+        "42": {
+            "address": "0xf18e504561f4347bea557f3d4558f559dddbae7f"
         },
-        {
-          "indexed": false,
-          "name": "symbol",
-          "type": "string"
-        },
-        {
-          "indexed": false,
-          "name": "decimals",
-          "type": "uint8"
-        },
-        {
-          "indexed": false,
-          "name": "ipfsHash",
-          "type": "bytes"
-        },
-        {
-          "indexed": false,
-          "name": "swarmHash",
-          "type": "bytes"
+        "50": {
+            "address": "0x0b1ba0af832d7c05fd64161e0db78e85978e8082"
         }
-      ],
-      "name": "LogAddToken",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "token",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "name",
-          "type": "string"
-        },
-        {
-          "indexed": false,
-          "name": "symbol",
-          "type": "string"
-        },
-        {
-          "indexed": false,
-          "name": "decimals",
-          "type": "uint8"
-        },
-        {
-          "indexed": false,
-          "name": "ipfsHash",
-          "type": "bytes"
-        },
-        {
-          "indexed": false,
-          "name": "swarmHash",
-          "type": "bytes"
-        }
-      ],
-      "name": "LogRemoveToken",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "token",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "oldName",
-          "type": "string"
-        },
-        {
-          "indexed": false,
-          "name": "newName",
-          "type": "string"
-        }
-      ],
-      "name": "LogTokenNameChange",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "token",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "oldSymbol",
-          "type": "string"
-        },
-        {
-          "indexed": false,
-          "name": "newSymbol",
-          "type": "string"
-        }
-      ],
-      "name": "LogTokenSymbolChange",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "token",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "oldIpfsHash",
-          "type": "bytes"
-        },
-        {
-          "indexed": false,
-          "name": "newIpfsHash",
-          "type": "bytes"
-        }
-      ],
-      "name": "LogTokenIpfsHashChange",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "token",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "oldSwarmHash",
-          "type": "bytes"
-        },
-        {
-          "indexed": false,
-          "name": "newSwarmHash",
-          "type": "bytes"
-        }
-      ],
-      "name": "LogTokenSwarmHashChange",
-      "type": "event"
-    }
-  ],
-  "networks": {
-    "1": {
-      "address": "0x926a74c5c36adf004c87399e65f75628b0f98d2c"
-    },
-    "3": {
-      "address": "0x6b1a50f0bb5a7995444bd3877b22dc89c62843ed"
-    },
-    "42": {
-      "address": "0xf18e504561f4347bea557f3d4558f559dddbae7f"
-    },
-    "50": {
-      "address": "0x0b1ba0af832d7c05fd64161e0db78e85978e8082"
     }
-  }
 }
diff --git a/packages/0x.js/src/artifacts/TokenTransferProxy.json b/packages/0x.js/src/artifacts/TokenTransferProxy.json
index 023f39bdf..9b6a6cdf9 100644
--- a/packages/0x.js/src/artifacts/TokenTransferProxy.json
+++ b/packages/0x.js/src/artifacts/TokenTransferProxy.json
@@ -1,184 +1,184 @@
 {
-  "contract_name": "TokenTransferProxy",
-  "abi": [
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "token",
-          "type": "address"
+    "contract_name": "TokenTransferProxy",
+    "abi": [
+        {
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "token",
+                    "type": "address"
+                },
+                {
+                    "name": "from",
+                    "type": "address"
+                },
+                {
+                    "name": "to",
+                    "type": "address"
+                },
+                {
+                    "name": "value",
+                    "type": "uint256"
+                }
+            ],
+            "name": "transferFrom",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "from",
-          "type": "address"
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "target",
+                    "type": "address"
+                }
+            ],
+            "name": "addAuthorizedAddress",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "to",
-          "type": "address"
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "",
+                    "type": "uint256"
+                }
+            ],
+            "name": "authorities",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "type": "function"
         },
         {
-          "name": "value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transferFrom",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "target",
-          "type": "address"
-        }
-      ],
-      "name": "addAuthorizedAddress",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "name": "authorities",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "target",
-          "type": "address"
-        }
-      ],
-      "name": "removeAuthorizedAddress",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "owner",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "target",
+                    "type": "address"
+                }
+            ],
+            "name": "removeAuthorizedAddress",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
         {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "name": "authorized",
-      "outputs": [
+            "constant": true,
+            "inputs": [],
+            "name": "owner",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
         {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "getAuthorizedAddresses",
-      "outputs": [
+            "constant": true,
+            "inputs": [
+                {
+                    "name": "",
+                    "type": "address"
+                }
+            ],
+            "name": "authorized",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "bool"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
         {
-          "name": "",
-          "type": "address[]"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
+            "constant": true,
+            "inputs": [],
+            "name": "getAuthorizedAddresses",
+            "outputs": [
+                {
+                    "name": "",
+                    "type": "address[]"
+                }
+            ],
+            "payable": false,
+            "type": "function"
+        },
         {
-          "name": "newOwner",
-          "type": "address"
-        }
-      ],
-      "name": "transferOwnership",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
+            "constant": false,
+            "inputs": [
+                {
+                    "name": "newOwner",
+                    "type": "address"
+                }
+            ],
+            "name": "transferOwnership",
+            "outputs": [],
+            "payable": false,
+            "type": "function"
+        },
         {
-          "indexed": true,
-          "name": "target",
-          "type": "address"
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "target",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "name": "caller",
+                    "type": "address"
+                }
+            ],
+            "name": "LogAuthorizedAddressAdded",
+            "type": "event"
         },
         {
-          "indexed": true,
-          "name": "caller",
-          "type": "address"
+            "anonymous": false,
+            "inputs": [
+                {
+                    "indexed": true,
+                    "name": "target",
+                    "type": "address"
+                },
+                {
+                    "indexed": true,
+                    "name": "caller",
+                    "type": "address"
+                }
+            ],
+            "name": "LogAuthorizedAddressRemoved",
+            "type": "event"
         }
-      ],
-      "name": "LogAuthorizedAddressAdded",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "target",
-          "type": "address"
+    ],
+    "networks": {
+        "1": {
+            "address": "0x8da0d80f5007ef1e431dd2127178d224e32c2ef4"
         },
-        {
-          "indexed": true,
-          "name": "caller",
-          "type": "address"
+        "3": {
+            "address": "0x4e9aad8184de8833365fea970cd9149372fdf1e6"
+        },
+        "42": {
+            "address": "0x087eed4bc1ee3de49befbd66c662b434b15d49d4"
+        },
+        "50": {
+            "address": "0x1dc4c1cefef38a777b15aa20260a54e584b16c48"
         }
-      ],
-      "name": "LogAuthorizedAddressRemoved",
-      "type": "event"
     }
-  ],
-  "networks": {
-      "1": {
-        "address": "0x8da0d80f5007ef1e431dd2127178d224e32c2ef4"
-      },
-      "3": {
-        "address": "0x4e9aad8184de8833365fea970cd9149372fdf1e6"
-      },
-      "42": {
-        "address": "0x087eed4bc1ee3de49befbd66c662b434b15d49d4"
-      },
-      "50": {
-        "address": "0x1dc4c1cefef38a777b15aa20260a54e584b16c48"
-      }
-  }
 }
diff --git a/packages/0x.js/src/artifacts/ZRX.json b/packages/0x.js/src/artifacts/ZRX.json
index a9fe1799a..1bd973178 100644
--- a/packages/0x.js/src/artifacts/ZRX.json
+++ b/packages/0x.js/src/artifacts/ZRX.json
@@ -1,17 +1,17 @@
 {
-  "contract_name": "ZRX",
-  "networks": {
-    "1": {
-      "address": "0xe41d2489571d322189246dafa5ebde1f4699f498"
-    },
-    "3": {
-      "address": "0xa8e9fa8f91e5ae138c74648c9c304f1c75003a8d"
-    },
-    "42": {
-      "address": "0x6ff6c0ff1d68b964901f986d4c9fa3ac68346570"
-    },
-    "50": {
-      "address": "0x1d7022f5b17d2f8b695918fb48fa1089c9f85401"
+    "contract_name": "ZRX",
+    "networks": {
+        "1": {
+            "address": "0xe41d2489571d322189246dafa5ebde1f4699f498"
+        },
+        "3": {
+            "address": "0xa8e9fa8f91e5ae138c74648c9c304f1c75003a8d"
+        },
+        "42": {
+            "address": "0x6ff6c0ff1d68b964901f986d4c9fa3ac68346570"
+        },
+        "50": {
+            "address": "0x1d7022f5b17d2f8b695918fb48fa1089c9f85401"
+        }
     }
-  }
 }
diff --git a/packages/0x.js/tsconfig.json b/packages/0x.js/tsconfig.json
index a5da86b88..d872fcf54 100644
--- a/packages/0x.js/tsconfig.json
+++ b/packages/0x.js/tsconfig.json
@@ -1,22 +1,22 @@
 {
-  "compilerOptions": {
-    "module": "commonjs",
-    "target": "es5",
-    "lib": [ "es2015", "dom" ],
-    "outDir": "lib",
-    "sourceMap": true,
-    "declaration": true,
-    "noImplicitAny": true,
-    "experimentalDecorators": true,
-    "strictNullChecks": true
-  },
-  "include": [
-    "./src/**/*",
-    "./test/**/*",
-    "../../node_modules/types-bn/index.d.ts",
-    "../../node_modules/types-ethereumjs-util/index.d.ts",
-    "../../node_modules/web3-typescript-typings/index.d.ts",
-    "../../node_modules/chai-typescript-typings/index.d.ts",
-    "../../node_modules/chai-as-promised-typescript-typings/index.d.ts"
-  ]
+    "compilerOptions": {
+        "module": "commonjs",
+        "target": "es5",
+        "lib": ["es2015", "dom"],
+        "outDir": "lib",
+        "sourceMap": true,
+        "declaration": true,
+        "noImplicitAny": true,
+        "experimentalDecorators": true,
+        "strictNullChecks": true
+    },
+    "include": [
+        "./src/**/*",
+        "./test/**/*",
+        "../../node_modules/types-bn/index.d.ts",
+        "../../node_modules/types-ethereumjs-util/index.d.ts",
+        "../../node_modules/web3-typescript-typings/index.d.ts",
+        "../../node_modules/chai-typescript-typings/index.d.ts",
+        "../../node_modules/chai-as-promised-typescript-typings/index.d.ts"
+    ]
 }
diff --git a/packages/0x.js/tslint.json b/packages/0x.js/tslint.json
index a07795151..ffaefe83a 100644
--- a/packages/0x.js/tslint.json
+++ b/packages/0x.js/tslint.json
@@ -1,5 +1,3 @@
 {
-  "extends": [
-    "@0xproject/tslint-config"
-  ]
+    "extends": ["@0xproject/tslint-config"]
 }