Updated beacon finder test launch file
Look for both white-on-black and black-on-white beacons
Set exposure on manipulator cameras
Adjust joystick exponent
Allow transition from PAUSE to ENABLE
Merge remote-tracking branch 'github/beacon_finder' into beacon_finder_updates
Thread front/back, add transform for back
Remove tabs
Merge branch 'beacon_finder_updates' into devel
Merge branch 'devel' into sample_grasp
Launch files for driving test