Initial commit
updated with working
Inviting Users 0.1

Users are added to the Group ParseObject but groups are not added to the
ParseUser group array.
Inviting User 0.2

Updated with the refactoring done on the master branch. Fixed the issue
of the app crashing when creating a question; however, it seems as
though the questions are not being saved to Parse.
Inviting Users 0.2.1

Minor fixes to the previous code.
Viewing Users in a Group

The app functions normally except when you try to view users. There is a
NullPointerException concerning the ListView adapter.
Little fixes

Two main problems with SeeUsersActivity:
- NullPointerException with the adapter
- Leak error with progress dialog, fixed by commenting out