Initial commit
Made a catkin package. Which is a first, so also learning that on the fly
Merge branch 'master' of https://github.com/yol/wit_ros
Started node
Added setup.py and srv's to CMakelists
Set msg dependency on std_msgs
merged back catkin version
Merge remote-tracking branch 'origin/master' into rosbuild
Merge branch 'rosbuild' of https://github.com/yol/wit_ros into rosbuild