Revert "Trimmed the branch to only the jsk_ros_patch/laser_filters_jsk_patch sub directory"

This reverts commit c1cb1bfdc924551e38c8e3d3b9c67aed81a44ffa.
Rebase from 'upstream'
Trimmed the branch to only the jsk_ros_patch/laser_filters_jsk_patch sub directory