Added alerts system
Adding more conditions on join/merge/invite button + aligning student profile texts
Rebased with master
Added some files I had left behind
Merge pull request #64 from TheArchitects/global_popup_notifications

Global popup notifications
Merge pull request #65 from TheArchitects/k1/improve_cucumber

Adding more conditions on join/merge/invite button + aligning student pr...
Merge branch 'master' of github.com:TheArchitects/Spillio into jalal
assign grade functionality