mc_pos_control: use weathervane library to make vehicle turn into relative wind

src/lib/FlightTasks/FlightTasks.hpp

...lib/FlightTasks/tasks/AutoMapper/FlightTaskAutoMapper.cpp

...lib/FlightTasks/tasks/AutoMapper/FlightTaskAutoMapper.hpp

src/lib/FlightTasks/tasks/FlightTask/FlightTask.hpp

...sks/tasks/ManualStabilized/FlightTaskManualStabilized.cpp

...sks/tasks/ManualStabilized/FlightTaskManualStabilized.hpp

src/lib/WeatherVane/CMakeLists.txt

src/lib/WeatherVane/WeatherVane.cpp

src/lib/WeatherVane/WeatherVane.hpp

src/modules/mc_pos_control/CMakeLists.txt

src/modules/mc_pos_control/mc_pos_control_main.cpp

src/modules/mc_pos_control/mc_pos_control_params.c