added joypad control to the qbo_ratslam launch file
modified the qbo_ratslam.launch file to not start visual odometry
modified the qbo_ratslam.launch file to not start rviz by default
modified the qbo_ratslam.launch file to not start recording by default
modified the qbo_ratslam.launch file to not start recording by default
Merge branch 'debugging-ratslam' of github.com:sigproc/qbo_sigproc into debugging-ratslam