Completed main screen layout. Need to wire buttons up now.
Remove volley
Functional app schema with multiple activites for tasks.
Merge branch 'awan'

Conflicts:
	RequestTest/app/src/main/java/edu/swarthmore/cs/lab3/requesttest/DSUDbHelper.java
Merge branch 'master' into gcox1

Conflicts:
	RequestTest/app/src/main/java/edu/swarthmore/cs/lab3/requesttest/DSUDbHelper.java