Build fix and airspeed console cal

CMake: Enable param meta injection

Merge branch 'beta' into stable

Merge branch 'beta' into stable

fix

[leash_app] Pairing fix, service scr play/pause enabled, RLT/Land fix

fixed pairing mode, now going back to pairing from service screen
mavlink check interval increased not to confuse user with slow connection
Pausing RTL and Landing now appearing on the screen
Play/Pause added to service screen

Fix TBS disco default gains

[airleash] Build cleanup

Don't build nuttx graphics library and examples.

Merge pull request PX4#2439 from PX4/idle_fw

Prop idling in ALTCTL and POSCTL

Merge pull request PX4#2318 from PX4/libuavcan_update

Libuavcan submodule update