Earth Rover Ros Controllers 0.17.2.1

• Changed namespace of all the diff_drive_controller adding earth_rover prefix to be able to change between original and this controller
• Now the controller is named earth_rover_diff_drive_controller/DiffDriveController

Earth Rover Ros Controllers 0.17.2

• Forked original ros controllers repo using tag 0.17.2 and changed way of computing local odom to use the velocity and not use a rolling mean
• All controllers except diff drive are commented
• Controller is named "diff_drive_controller/DiffDriveControllerEarthRover"