Core: Make ROI and Land insatiable via a Coord
Core: Helper Geo function to create a point along a line
Core: Implement a "dronie" generation tool
Core: Move "dronie" code to core, so it can be reused
Android: Added a dronie icon to FlightControl fragment
Android: Added "dronie" button to flight screen
Core: When a dronie is sent to the copter update the UI
Merge pull request #1084 from arthurbenemann/dronie

Dronie