Added launch file for pr2_computer_monitor scripts usefull for our robot.
Added hokuyo launchfiles for mounting on extension plate and for gmapping with rear scanner.

Plus misc aliases.
Path fixes for renamed directories in repo uuisrc-ros-pkg

Directories that where renamed in uuisrc-ros-pkg to lowercase:
uuisrc-ros-pkg/uu-controllers/schunk_kinematics/Launch
uuisrc-ros-pkg/uu-robots/metralabs_ros/Models
uuisrc-ros-pkg/uu-robots/metralabs_ros/Launch