desactivated most of WRO4J, as it was causing bugs
use ConfigurableWroManagerFactory & googleClosure processor instead of jsMin to avoid script break after minimization
Fix profile view
Remove unused pages
Admin group menu

- Join/leave group
- Fix autocomplete users to add
Merge branch 'master' of github.com:ippontech/tatami

* 'master' of github.com:ippontech/tatami:
  desactivated most of WRO4J, as it was causing bugs
  upgraded pom to 2.0.0 alpha 1
  added missing properties to the preprod and prod profiles
  added Cassandra upgrade script
  corrected #281
  corrected text on the tags admin page
  reconfigured Spring MVC REST for using dots in the URLs
  only suggest public groups for the moment
  only suggest public groups for the moment
  removed unused message keys
delete attachments
Fix search bar
Merge pull request #284 from alexo/master

Use googleClosure for js minimization instead of jsMin
Merge pull request #285 from hellsingblack/master

Delete attachments 
Merge branch 'master' of github.com:ippontech/tatami

* 'master' of github.com:ippontech/tatami:
  delete attachments
  use ConfigurableWroManagerFactory & googleClosure processor instead of jsMin to avoid script break after minimization

Conflicts:
	src/main/webapp/WEB-INF/pages/includes/templates-admin.jsp
Read message properties in UTF-8 in eclipse