Update all dependencies, remove ActionBarSherlock. minSdkVersion=15!
Don't launch from background by default.
Better error handling.
Code cleanup.
Use simple-xml serialization instead of DOM API, reorganize code.
Added dev build type.
Added/fixed BART stations (Clipper).

Closes #59, closes #66, and closes #71.

Thanks @ingenium13, @jashsu, and @hungerf3!
Add Sounder train ORCA transit data.

Closes #57.