wip, arducopter hil model and protocol
Merge remote-tracking branch 'upstream/master' into hil_quad

Conflicts:
	src/comm/QGCFlightGearLink.cc
fgfs: quad protocol: remove indicated airspeed
flightgear arducopter model: change y motor position sign
Merge remote-tracking branch 'upstream/master' into hil_quad
Fix up Google maps URL building
Default to Google maps
Merge branch 'master' of github.com:mavlink/qgroundcontrol
Merge remote-tracking branch 'upstream/master' into hil_quad
Merge pull request #729 from mavlink/gmaps

Google Maps fix
Merge remote-tracking branch 'upstream/master' into hil_quad
Merge remote-tracking branch 'thomas/hil_quad' into hil_quad
fgfs arducopter model: fix indentation
arducopter.xml: whitespace
Merge pull request #734 from thomasgubler/hil_quad

FGFS multicopter HIL
Merge branch 'master' of https://github.com/mavlink/qgroundcontrol into my_qt5
<QtGui/QApplication> should be <QApplication>
"qserialport.h" is now <QSerialPort>
QDesktopServices::storageLocation() moved to QStandardParths::writableLocation()