Merge pull request #4 from yujinrobot/indigo

Sync with indigo
adds Trajectory message
adds new trajectory and nav ctrl messages
improves comments and adds more states for nav ctrl msgs
add docking interactor action
add localization manager action
add feedback message level
add extra commands to implement later
Merge branch 'indigo-devel' of https://github.com/yujinrobot/yocs_msgs into indigo-devel
merging waypoint messages