Merge pull request #25 from cdondrup/master

Added strands_msgs repository.
Make sure to merge the new yaml files into your workspace. Otherwise some of the private repositories will not build anymore.
Merge pull request #26 from cdondrup/master

Added ros_datacentre to install files
Merge pull request #27 from cdondrup/master

New linda launch files
Merge pull request #28 from cdondrup/master

Using old openni and included mary into linda launch files