Tello FPV Demo for Ryze Tello

Feb 18, 2019

New
* Controller support for non-standard USB / OTG controllers
* option to add altitude description to photo
* option to save photo rotated & cropped to level horizon

Changes
* Settings closed when clicked outside the settings view
* Autopilots updated for better POI tracking and faster rotation & climbing on RTH

Fixes
* VR screen layout screwed after phone wakeup (lock screen)
* Video recording stopped on some devices (invalid file)
* Crash on some devices due to battery reporting