The previously applied patch has been included in 1.11.8 and is
removed from the recipe and this repository. Furthermore, the
LIC_FILES_CHKSUMs are adjusted to changes in the package.xml files.

The patches provided upstream are part of 1.11.6 and are removed.

This commit includes all navigation packages except robot_pose_ekf.
The robot_pose_ekf requires bfl, which we could not provide yet.