Added lectures model
Added lecture edit
Added panda encoder
Added lecture video association
Added gritter
Added notices to all controller actions
Panda is now talking to our app
Added public activity to all models
Added Public Activity to all controllers
Modified actvities
Removed unecessary activities from controllers
Added first version of views
Added active state to school_nav, created school chatrooms
Added pretty url
Improved announcements and activities
Added lecture views
Modified lectures to videos
Panda notification revision
Finished poll model
Finished polls student view