The parser should only handle the packet parser. Moving Mavlink packet unpacking up to the communication class.
Restructuring of the code. Now all the drone stuff is handled on the DroidPlanner class.

Moves MAVClient, Waypoint manager, Drone state to the Application class. This way the data isn't lost when changing activitys.
It's working for the Flight Data screen, but all the others may be broken.
Small "null pointer" bug fix, that happened when closing the app.
Fixing Planning activity to use the new code structure.
Fixing RC activity to use the new code structure.
Deleting old HUD activity, since it has been replaced by FlightData.
Cleaning up the terminal screen.
Deleting unused function in the MAV client/service pair.
Merge pull request #58 from arthurbenemann/codeRestructuring

Restructuring of the code. Now all the drone/connection stuff is handled on the DroidPlanner class.

Moves MAVClient, Waypoint manager, Drone state to the Application class. This way the drone/connection state isn't lost when changing activity's.

Removes unused HUD activity.

Modifies the MAVlink library for a simpler code.