Added daily digest email notification feature
Merge branch 'refs/heads/master' into daily_digest
Added daily digest toggle to user profile settings; refactoring
More refactoring
Merge branch 'refs/heads/april_tasks' into activity_count_fix
Added robustness and fixes to code
Fixed unregister link
Merge branch 'refs/heads/april_tasks' into daily_digest
small typo
small typo
Fixed bug in the subscription unsubscribe logic
Fixed Activity count in members portlet
Merge branch 'refs/heads/daily_digest' into april_tasks