Update manipulation/pr2_object_manipulation_launch/manifest.xml

depend on freenect_stack to make sure it gets built, since we are currently building it from source.
Update manipulation/pr2_object_manipulation_launch/manifest.xml
Update stack.xml
Merge pull request #26 from dgossow/groovy-devel

bugfix for #23: enable kinect by default
took out dependencies on freenect and changed default back to openni (at Matei's request)
Merge pull request #28 from KaijenHsiao/groovy-devel

took out dependencies on freenect and changed default back to openni
im frontend: renamed rviz config file, moved robot display to debug group
added 'show panel' option to awesomeCam