Start cleanup of webpack configs
Set NODE_ENV correctly
Clean up test scripts
Specify webpack build options in script, not config
Use faster eval-source-maps
Add a script to check the build size
Hide source maps from build
Remove BrowserSync
Rename jobs var
Merge pull request #37 from zooniverse/clean-up-scripts

Clean up scripts
Merge branch 'master' into origin-clean-up-polyfills

Conflicts:
	.gitignore
	package.json