Merge pull request #3 from exhuma/develop

Develop
User class added
unnecessary stuff removed
additional Columns added for group registration
Added a "develop" task for fabric.

Also upgrade to latest plovr build.
Updated docs, replaced old build step with fabric.
JS fixes.
Added the JS build step to deployment.
Removed most closure warnings.
Removed compiled file.
Merge remote-tracking branch 'deckn/develop' into develop

Conflicts:
	plovr-config.js