restyle and cleanup emails
Use gitlab-shell to move repos. Requires gitlab-shell v1.1.0
fix project move email
check gitlab-shell version in gitlab:check
Merge pull request #3196 from Undev/feature/broken-projects-search-23049

Broken projects search on dashboard
fix spinach after #3196
cleanup ProjectMover
ask users to use ruby 1.9.3 for now
stub git shell mv_repository
Add state machine gem
Add base of Event base
Add base of Notifications
Subscription base
Add notofication state to notifications
Replace Event class with OldEvent class
replace events with old_events
Add new relations with new events system
fix errors
fix Notification model
db schema after migration