adding some error feedback to landing control
Merge branch 'development' of https://github.com/DogMatch/bone into match-paul
Merge branch 'development' of https://github.com/DogMatch/bone into match-paul
Merge branch 'development' of https://github.com/DogMatch/bone into match-paul
Merge branch 'development' of https://github.com/DogMatch/bone into match-paul
Merge branch 'development' of https://github.com/DogMatch/bone into match-paul
Merge pull request #43 from DogMatch/match-paul

More fixes