Merge pull request #4420 from DonLakeFlyer/MissionSettings

qgroundcontrol.qrc

src/MissionEditor/MissionEditor.qml

src/MissionEditor/MissionItemEditor.qml

src/MissionEditor/MissionItemStatus.qml

src/MissionEditor/MissionSettingsEditor.qml

src/MissionEditor/SurveyItemEditor.qml

src/MissionManager/ComplexMissionItem.h

src/MissionManager/MavCmdInfoCommon.json

src/MissionManager/MissionController.cc

src/MissionManager/MissionController.h

src/MissionManager/MissionItem.cc

src/MissionManager/MissionItem.h

src/MissionManager/PlanElementController.cc

src/MissionManager/PlanElementController.h

src/MissionManager/SimpleMissionItem.cc

src/MissionManager/SimpleMissionItem.h

src/MissionManager/SurveyMissionItem.cc

src/MissionManager/SurveyMissionItem.h

src/MissionManager/VisualMissionItem.h

src/QmlControls/QGroundControlQmlGlobal.json