ros/rosdistro — pull request #5238 by NikolausDemmel (2014-08-08 22:14:39+00:00)
Title: rosdep python-imaging: fix case for pip `Pillow`

The installed check in rosdep pip installer is case sensitive.

See https://github.com/ros/rosdistro/pull/5220#issuecomment-51660100