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

This reverts commit f03fe85f1d66e238a5188e3bbd5d3650bfa5ad6d.
Rebase from 'upstream' (no changes)
Trimmed the branch to only the jsk_ros_patch/pr2_groovy_patches sub directory