Fixed build error due to srv def move

move_base:: renamed to move_base_msgs:: for ChangePlanner srv
Fixed references to move_base::ChangePlanner (now move_base_msgs::ChangePlanner)
Merge branch 'plugin_switch_service' of github.com:clearpathrobotics/navigation into plugin_switch_service
Merge branch 'plugin_switch_service' into cpr-release
2.0.2