21:21 rene 

Replace contents which were repocopied from devel/ros with the real contents,
do not yet connect the port to the build:

The ros_comm stack contains the ROS middleware/communications packages.
This packages are collectively known as the ROS "Graph" layer. They provide
implementations and tools for topics, nodes, services, and parameters. This
includes the supported ROS client libraries: roscpp, rospy, and roslisp.

WWW: http://www.ros.org/wiki/ros_comm