Added a transmitOnly flag to UDP config. When enabled, the socket receive buffer is set to zero such that no data is ever received. Also updated the MavlinkSettings page such that new config settings respect the setting visibility.

Updated mavlink forwarding implementation to forward all mavlink messages received on all channels onto a single UDP port. A new mavlink forwarding UDP link is created if forwarding is enabled. The mavlink settings page now has a Fact checkbox for enabling forwarding and a fact text field for specifying the host name.

Added mavlink forwarding as an option to UDP connections. Enabling this setting will cause every mavlink packet received by QGC to be forwarded on the link, with the exception of packets originating from said link.

More warnings cleanup
Android fix
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Fix typo
Update android compiler warnings
Fix android compiler warnings
More android compiler warnings

Modified support for multiple first run pages. Added first run for offline vehicle settings.

VIsual tweaks

Add custom validator support

Cherry pick stable fixes

Turn warnings back on, silence warnings we can't fix

Added configurable value grid to toolbar

Fix VTOL hover determination

Remove old action list code

ToolStrip rearchitecture for encapsulation and customization

Re-architect toolbar for better customization capabilities. Also use less real estate.

Fix logic of when adding Landing item is allowed

Rework Fly View into separate layers which can be customized at each layer.

More FlyView encasulation. Make QGCPipOverlay completely self contained

This will allow sub users to see if the ROV is in the Roll/pitch toggle
mode using the APMSubInfo section in the info widget

More work on encapsulation in Fly View

Fly View: Move business logic inside controls

More work on crash fixes

Fix unit test crash

Add support for Json file string translations

Major update to simplify and document the custom build example