- Discussion Forums:
  added "Event Trainer" as admin role
- Events:
  Added "Trainer" as BizObject admin roles
- User Relationships:
  Now need Admin permissions to delete
- UserViewPage:
  Now creating an error message for user #0 Unregistered Visitor
- Related Objects:
  Removed invalid links to strange object types
  (application group or content item etc.)
- Core:
  Added URLs for "group" and "im_profile", so that
  links to these objects are shown correctly
- Removed debugging code
-- removed feedback_message_key. Has been replaced by 'util_user_message'
-- removed z-index for footer, element will be positioned using JS (style.saltnpepper.js) to avoid unclickable links in sidemenu
-- move footer to botton considering length of sidebar