Working on QGraphicsView-based local waypoints interface supporting drag-and-drop, commented code, fixed Google Maps interface, added mouse and SpinBox zoom to HSIWidget, fixed MAV-based coloring and stylesheets - MEGA COMMIT

Cleaned up and commented major code parts. Refactoring HDD and HSI widgets to support QGraphicsView drag-and-drop, tested multi-MAV support more intensely, currently adding the system coloring to all widgets

[landauf] added new list for letters and updated the pattern list (confidence and count are updated)

Currently testing parameter write, close to completely working, created beta release binary from this state

Pushed parameter interface forward, now receiving of onboard params works, working on display and writing