First cut voicemail source status message ui.

The UI right now is very basic.

Also renamed Message to StatusMessage to avoid conflict with
android.os.Message used in the call fragment code.

TODO:
- make the UI look nicer.
- show more than one messages
- make db call asynchronously

Change-Id: I10c1be8a37990104b5fe428c61964e7a78b7fd46
7 files changed