remove spaces
Update Event model
Update Issue model (add project accessor)
Simple fix in Note model
Fix class names in relations in User model
Update activity observer (develop more readable observe)
Update EventNotificationWorker (develop more readable observe)
Fix bugs and rewrite event builder
Rename Namespace to Group and WebHook to ProjectHook and SystemHook
Rename Event factory
Fix factory work
Fix bug in notification generator
fix Notification factory
Fix Subscription factory
Git base interface test
Fix tests
New observer tests
rename partial in view
add pending test to factory
add TODO information to notifications