Minor cleanup, fixed a bug where the serial port would not connect on first application launch on Linux

view only" functions and renamed some of the old functions. This version compiles, but has a lot of bugs.

Finally resolved waypoint positioning issues, 2D and 3D map work now nicely together with less flicker

Fixed roll angle in Google earth, still not smooth. Fixed a number of threading issues. Fixed all custom widget related bugs. Improved MAVLink decoder. Reduced CPU usage substantially across all views

Set the remote address of the xbee via the xbeeconfiguration window and save last address in a txt file. Xbeelink ist still hardcoded to work with series2 xbees