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

This reverts commit cfcbc827edc56c847a47eb9d5999a7234c3e315c.
Rebase from 'upstream' (no changes)
Trimmed the branch to only the jsk_ros_patch/collada_urdf_jsk_patch sub directory