* Add parrot bebop build structure

* Add upload functionality to bebop build

* Add modules and commands to bebop build

- better documentation in header files

mavlink udp: avoid spamming the console when disconnecting the Network or bcast addr not found (#4611)

Improvements and bug fixes for external vision processing and filter initialisation

Sets zero values as a placeholder until mavlink can be updated.

Put struct definitions in enum order
Fix duplicate enum value
Add ekf2 replay message for external vision data