This commit still allows configuration widgets to be loaded from qgc files
assuming that there is no APM generated xml file (arduplane.pdef.xml) in
the files/%autopilorname%/ directory. This filename needs to be
configurable, and selectable at runtime. It is not yet.

The right click menu will only show up when connected to an APM autopilot,
since this feature is APM only.

APM configuration, battery and extra sensors

configuration directories

from the autopilot.

Fixed crash in QGCRemoteControlView.cc when a UAV is connected, but not RADIO_CONTROL packet has been received.

and reuse it when loading or saving new log files

First stab at JSBSim interface, compiling, operational, but needs the correct startup folders and arguments