rtt_roscomm: added rosbuild support in GenerateRTTROSCommPackage.cmake (messages only)
Merge pull request #11 from jhu-lcsr-forks/rosbuild_support

Add rosbuild support in GenerateRTTRosCommPackage and rtt_ros service
rtt_ros: fixed orocos env-hook

* OROCOS_TARGET variable may be undefined before calling find_package(OROCOS_RTT ...)
* The Orocos env-hook is valid for all kind of shells, not only bash.
rtt_ros: also parse rosbuild manifest.xml files and add rosbuild package
paths to the search paths list
Merge branch 'rosbuild_support' into hydro-devel