Add switch to QGCExternalLibs.pri to check whether 32bit or 64bit version of SDL should be used on windows

Better param logging for mission default component case

Create vehicles only for autopilot component

Allow RADIO_STATUS message to pass through to vehicle

Keep Android screen from sleeping while QGC is running.

Support Win 7/10 for #3210

Change to log file extension handling

Small screen, fall back to font based sizing

RTK Indicator updates

CameraSection: Fixup unit test to new NaN usage

Fixes for relative altitude signalling

Don't drop point-size on Linux

Fix coloring of QGCComboBox dropdowns

Updating MAVLink camera/video commands.

New V3 format for mission items

Moves all params into param array instead of using GeoCoordinate for
param 5/6/7

Allow plugins to create (native) root window

Flight time estimate for hover and capture

Flight time calculation for ascent/descent