Renamed project to platypus_server.
Changed winch command convention to support velocity.
Android studio just upgraded everything.
Merge branch 'v2.1.0' of github.com:PlatypusLLC/Lutra into v2.1.0
Added display code to change vehicle type and have it saved to preferences.
Changed prefs to do asynchronous update (recommended for speed).
Added basic switching between vehicle models.