Fixed issue with DisplayProject/EditProject

Forgot to refactor this view when adding the concept of sections
Fixed study view too
Fixed a couple warnings
Modified study index to use the Study display template -- view not yet properly implemented.
Removed tests -- Need to implement them properly.
Removed WebAPI project for now.  Focusing on MVC
Added a Category WebAPI controller to MVC app
Merge branch 'master' of https://github.com/traviswilliams/GradeAssistant