added interface to access / control guided mode.
Merge branch 'master' of github.com:3drobotics/3DR-Services-Library into dp_3dr_services
fix omission of LatLongAlt aidl import
Merge branch 'master' of github.com:3drobotics/3DR-Services-Library into dp_3dr_services
updated the guided point interface.
implementing the guided interface.
Merge branch 'master' of github.com:3drobotics/3DR-Services-Library into dp_3dr_services
update guided implementation.