Adds pot output to ROS feedback from car-interface.
Merge branch 'master' of https://github.com/gtagency/buzzmobile into car-interface

Conflicts:
	actuators/car_interface/src/main.cpp
Fixes bug in car-interface.
Fixes another bug in car-interface.
Merge branch 'master' of https://github.com/gtagency/buzzmobile into car-interface
Merge branch 'master' of https://github.com/gtagency/buzzmobile into car-interface
Updates pot values.
Merge pull request #5 from barulicm/car-interface

Adds steering feedback to car-interface and the Odom message.