MissionManager: Fix read transaction flag

Switch Bluetooth connection from a generic Rfcomm protocol...

Default decimal places for PID params

Fix z-order

Correct use of specifiesCoordinate

Hide view before settings source

This prevent the visibility change from trashing source setting

Handle delayed RTSP video connection.

Param mgr fix

ArduPilot: Level Horizon support

Turn off COMPASS_LEARN after cal

Use new QGCListView

Single instance app guarding mechanism

Mission Status: Adjust spacing to take less space

Shows horizontal/vertical scroll indicators

Toolbar multi vehicle fixes

* Vehicle selection must be global control
* Disconnect controls must be associated with Vehicle

Custom plugin work

Made QGCCorePlugin derive from QGCToolBox and expose everything through the same mechanism as everything else.

Bad reference fixes

Allow changes of log saving if not armed with reboot