Add jshinting
Refactor checkstyle.sh
JS style fixes on user controller
contract tools js style fixes
JS style fixes on app.js
JS style fixes on connection service
Exclude vendors dir from JS files to be style-checked
JS style fixes in settings controller
JS style fixes in orders controller
Fix JS style in messages controller
JS style fixes in contracts controller
Change HTML comments to JS comments
Fix JS style of search controller
JS style fixes in market controller
Add npm requirements for JS style tests
Fix new JS style issues introduced from rebasing
Install jshint package globally for the travis env
Merge pull request #392 from dionyziz/js_style

JS style checks in build.