Create setlist chooser. Update Parse SDK.

TODO: Tighten up code; maybe move a lot of functionality up to
ApplicationEx class.

TODO: Include layouts for other screen sizes for the setlist row?

Parse SDK now uses GCM for pushes when available.
Update support libary; add expanded notification; setlist changes.

New version of the support library.
Add swipe to refresh in setlist.
Add version number to menus.
Separate row types for the group and child rows.
Persist saved instance as one object and one file.

Add Setlist Chooser screen to select archived setlists.

Make expanded notifications for setlist updates.

Bug fixes.