Copyright for python3-catkin-pkg source package in Nile.bedrock

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: catkin_pkg
Source: https://github.com/ros-infrastructure/catkin_pkg

Files: *
Copyright: 2012, Willow Garage, Inc.
License: BSD-3-Clause
 See LICENSE for full text.