Merge pull request #19 from kraftery/DavidNew

I think this is a pull request? trying to merge stuff from DavidNew
fixed the gpa calculator so it doesnt give out endless error messages and also will resign the keyboard when hitting return
changed the url to get class json
fixed bus schedule background
Merge pull request #20 from kraftery/bori

fixed bus schedule background
created file location for epulling ng info for events and changed some UI stuff for the event view. They all have dummy data now though
Merge pull request #21 from kraftery/bori

created file location for epulling ng info for events and changed some U...
Merge pull request #22 from kraftery/connor

fixed the gpa calculator so it doesnt give out endless error messages an...
Fixed ScrollView in RootView.XIB to support iPhone 5