Plane: prepare for release of 3.0.2
Plane: update release notes for 3.0.2
SITL: cope with more rubbish startup values from JSBSim
Merge remote-tracking branch 'remotes/upstream/master'

* remotes/upstream/master:
  SITL: cope with more rubbish startup values from JSBSim
  Plane: update release notes for 3.0.2
  Plane: prepare for release of 3.0.2
update from upstream