Merge pull request #24 from ardasgup/master

Adding the feature to Enable posting private comments by internal user
Fix service scopes oops
Destroy cache on window.unload
Fix private comment bugs

Spenser Shumaker <sshumake@redhat.com>
Fix scope leak in chatButton controller
Fix groups super slowness

Spenser Shumaker <sshumake@redhat.com>
Revert groups

Spenser Shumaker <sshumake@redhat.com>
Remove direct strata calls from search
Merge branch 'master' of github.com:redhataccess/redhat_access_angular_ui

Conflicts:
	app/cases/services/recommendationsService.js
	app/common/services/strataService.js
fix for add comment button disabled when no text present