Revert "Trimmed the branch to only the jsk_ros_patch/pr2_groovy_patches sub directory"

This reverts commit c57288dfe5b4128f102cf1f8c1f8df5c6779a0bc.
Rebase from 'upstream' (no changes)
Trimmed the branch to only the jsk_ros_patch/pr2_groovy_patches sub directory