jsk_tools: add download_package.cmake (download packge for package that is not supported on rospack system)
multi_map_server: if map_server is not found, download them
laser_filters_jsk_patch: if laser_filter is not found, download them
jsk_data: fix for travis. add -o StrictHostKeyChecking=no to avoid prompt, always exit with 0
move_arm_jsk_patch is obsoluted ( could not find upstream repo )
openni_tracker_jsk_patch: fix to use with github repo
pr2_teleop_general_jsk_patch : check if pr2_msgs exists