Merge pull request #9 from cburbridge/master

bug fix
Starting the robot state publisher from the scitos_mira launch file. Also changed the laser scan topic to /scan
Modified the s300 so that it does not send a tf between base_link and base_laser_link
Merge pull request #10 from RaresAmbrus/master

Robot state publisher from the launch file and s300 param changes.
Frame for odometry corrected.