Merge branch 'development' into v2-prototype

* development: (29 commits)
  Do not remove artifacts when running `clean`
  fix style errors
  Fix circular dependency
  Add my profile image to images
  Add myself to about page
  Add dogfood configs to website
  Revert to lerna:run lint
  Do lint sequentially
  Exclude monorepo-scripts from tslint as test
  Fix prettier
  Add hover state to top tokens
  Change to weekly txn volume
  Change minimum Node version to 6.12
  Document Node.js version requirement and add it to package.json
  Apply prettier to some files which were not formatted correctly
  Fix TSLint issues
  Fix TSLint issues
  Update ethereeumjs-testrpc to ganache-cli
  Fix infinite loop
  Add changelog entries for packages where executable binary exporting fixed
  ...

# Conflicts:
#	packages/contracts/package.json
#	packages/contracts/util/formatters.ts
#	packages/contracts/util/signed_order_utils.ts
#	packages/migrations/package.json
#	yarn.lock

4 files changed, 11 insertions, 20 deletions

diff --git a/packages/web3-wrapper/README.md b/packages/web3-wrapper/README.md
index d752a9de0..bfa98deff 100644
--- a/packages/web3-wrapper/README.md
+++ b/packages/web3-wrapper/README.md
@@ -40,28 +40,16 @@ yarn install
 
 ### Build
 
-If this is your **first** time building this package, you must first build **all** packages within the monorepo. This is because packages that depend on other packages located inside this monorepo are symlinked when run from **within** the monorepo. This allows you to make changes across multiple packages without first publishing dependent packages to NPM. To build all packages, run the following from the monorepo root directory:
+To build this package and all other monorepo packages that it depends on, run the following from the monorepo root directory:
 
 ```bash
-yarn lerna:rebuild
+PKG=@0xproject/web3-wrapper yarn build
 ```
 
 Or continuously rebuild on change:
 
 ```bash
-yarn dev
-```
-
-You can also build this specific package by running the following from within its directory:
-
-```bash
-yarn build
-```
-
-or continuously rebuild on change:
-
-```bash
-yarn build:watch
+PKG=@0xproject/web3-wrapper yarn watch
 ```
 
 ### Clean
diff --git a/packages/web3-wrapper/package.json b/packages/web3-wrapper/package.json
index bc38df00d..c0fa45433 100644
--- a/packages/web3-wrapper/package.json
+++ b/packages/web3-wrapper/package.json
@@ -1,11 +1,14 @@
 {
     "name": "@0xproject/web3-wrapper",
     "version": "0.6.3",
+    "engines": {
+        "node" : ">=6.12"
+    },
     "description": "Wraps around web3 and gives a nicer interface",
     "main": "lib/src/index.js",
     "types": "lib/src/index.d.ts",
     "scripts": {
-        "build:watch": "tsc -w",
+        "watch": "tsc -w",
         "build": "tsc && copyfiles -u 3 './lib/src/monorepo_scripts/**/*' ./scripts",
         "clean": "shx rm -rf lib scripts",
         "lint": "tslint --project .",
@@ -15,7 +18,7 @@
         "test:coverage": "nyc npm run test --all && yarn coverage:report:lcov",
         "coverage:report:lcov": "nyc report --reporter=text-lcov > coverage/lcov.info",
         "manual:postpublish": "yarn build; node ./scripts/postpublish.js",
-        "docs:stage": "yarn build && node ./scripts/stage_docs.js",
+        "docs:stage": "node scripts/stage_docs.js",
         "docs:json": "typedoc --excludePrivate --excludeExternals --target ES5 --json $JSON_FILE_PATH $PROJECT_FILES",
         "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"
     },
diff --git a/packages/web3-wrapper/src/web3_wrapper.ts b/packages/web3-wrapper/src/web3_wrapper.ts
index 349e1ed7e..c60d5fe33 100644
--- a/packages/web3-wrapper/src/web3_wrapper.ts
+++ b/packages/web3-wrapper/src/web3_wrapper.ts
@@ -117,7 +117,7 @@ export class Web3Wrapper {
      * Update the used Web3 provider
      * @param provider The new Web3 provider to be set
      */
-    public setProvider(provider: Provider) {
+    public setProvider(provider: Provider): void {
         this._web3.setProvider(provider);
     }
     /**
@@ -333,7 +333,7 @@ export class Web3Wrapper {
      */
     public async awaitTransactionMinedAsync(
         txHash: string,
-        pollingIntervalMs = 1000,
+        pollingIntervalMs: number = 1000,
         timeoutMs?: number,
     ): Promise<TransactionReceiptWithDecodedLogs> {
         let timeoutExceeded = false;
diff --git a/packages/web3-wrapper/test/utils/chai_setup.ts b/packages/web3-wrapper/test/utils/chai_setup.ts
index 078edd309..1a8733093 100644
--- a/packages/web3-wrapper/test/utils/chai_setup.ts
+++ b/packages/web3-wrapper/test/utils/chai_setup.ts
@@ -4,7 +4,7 @@ import ChaiBigNumber = require('chai-bignumber');
 import * as dirtyChai from 'dirty-chai';
 
 export const chaiSetup = {
-    configure() {
+    configure(): void {
         chai.config.includeStack = true;
         chai.use(ChaiBigNumber());
         chai.use(dirtyChai);