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

This reverts commit 3b78b194ca892c08b0e76f3a8f70deacc9bb6c41.
Rebase from 'upstream' (no changes)
Trimmed the branch to only the jsk_ros_patch/image_view_jsk_patch sub directory