Merge branch 'development' into fix/docImprovements

* development: (31 commits)
  Prettier ignore Metacoin artifacts
  Publish
  Updated CHANGELOGS
  Improve deployer error message
  Fix 0x.js tests
  Fix lint issue
  Simply export
  Move NULL_BYTES to @0xproject/utils
  Simplify the tests
  Fix lint error
  Add step to publishing that upload staging doc jsons, deploys staging website, opens every docs page and asks the dev to confirm that each one renders properly before publishing
  Fix web3Wrapper build command
  Add top-level `yarn lerna:stage_docs` to upload docJsons to the staging S3 bucket for all packages with a docs page
  Refactor publish script to have it's main execution body be lean and discrete steps
  Removed unused command
  Remove 0x.js test artifacts
  Fix tslint
  Move migrations into separate monorepo subpackage and hook it up to 0x.js and contracts
  Remove unused var
  Refactor RedundantRpcSubprovider into RedundantSubprovider
  ...

# Conflicts:
#	packages/react-docs/CHANGELOG.json

5 files changed, 30 insertions, 5 deletions

diff --git a/packages/utils/CHANGELOG.json b/packages/utils/CHANGELOG.json
index 0c71963c3..dada0eab3 100644
--- a/packages/utils/CHANGELOG.json
+++ b/packages/utils/CHANGELOG.json
@@ -1,5 +1,23 @@
 [
     {
+        "version": "0.5.2",
+        "changes": [
+            {
+                "note": "Export NULL_BYTES constant",
+                "pr": 500
+            }
+        ]
+    },
+    {
+        "timestamp": 1523462196,
+        "version": "0.5.1",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "version": "0.5.0",
         "changes": [
             {
diff --git a/packages/utils/CHANGELOG.md b/packages/utils/CHANGELOG.md
index 018f19a15..2123d1097 100644
--- a/packages/utils/CHANGELOG.md
+++ b/packages/utils/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v0.5.1 - _April 11, 2018_
+
+    * Dependencies updated
+
 ## v0.5.0 - _April 2, 2018_
 
     * Make `AbiDecoder.addABI` public (#485)
diff --git a/packages/utils/package.json b/packages/utils/package.json
index 491fed040..f3cbdf14c 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0xproject/utils",
-    "version": "0.5.0",
+    "version": "0.5.1",
     "description": "0x TS utils",
     "main": "lib/index.js",
     "types": "lib/index.d.ts",
@@ -21,8 +21,8 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/utils/README.md",
     "devDependencies": {
-        "@0xproject/monorepo-scripts": "^0.1.16",
-        "@0xproject/tslint-config": "^0.4.14",
+        "@0xproject/monorepo-scripts": "^0.1.17",
+        "@0xproject/tslint-config": "^0.4.15",
         "@types/lodash": "4.14.104",
         "copyfiles": "^1.2.0",
         "npm-run-all": "^4.1.2",
@@ -31,8 +31,8 @@
         "typescript": "2.7.1"
     },
     "dependencies": {
-        "@0xproject/types": "^0.5.0",
-        "@0xproject/typescript-typings": "^0.0.3",
+        "@0xproject/types": "^0.6.0",
+        "@0xproject/typescript-typings": "^0.1.0",
         "@types/node": "^8.0.53",
         "bignumber.js": "~4.1.0",
         "ethers-contracts": "^2.2.1",
diff --git a/packages/utils/src/constants.ts b/packages/utils/src/constants.ts
new file mode 100644
index 000000000..2894d4747
--- /dev/null
+++ b/packages/utils/src/constants.ts
@@ -0,0 +1 @@
+export const NULL_BYTES = '0x';
diff --git a/packages/utils/src/index.ts b/packages/utils/src/index.ts
index 0da4b265d..75c096ee6 100644
--- a/packages/utils/src/index.ts
+++ b/packages/utils/src/index.ts
@@ -6,3 +6,5 @@ export { BigNumber } from './configured_bignumber';
 export { AbiDecoder } from './abi_decoder';
 export { logUtils } from './log_utils';
 export { abiUtils } from './abi_utils';
+
+export { NULL_BYTES } from './constants';