User List View Added

1. Added an User List View which currently shows two test Users and the
own profile.
2. Added a button to the MainActivity
3. Added a HashMapAdapted prototype which does not work and is not used
at all.
Merge branch 'master' of https://github.com/Seeem/MeetMe

Conflicts:
	MeetMe/bin/MeetMe.apk
	MeetMe/bin/classes.dex
	MeetMe/bin/resources.ap_

All diffs are empty. Those are just compiled binaries. They should be
replaced automatically on next build.