Merge pull request #27 from cburbridge/master

Power on for the PTU
Merge pull request #28 from cburbridge/master

restructuring
Merge pull request #29 from cburbridge/master

Module initialisation
Merge pull request #30 from cburbridge/master

Removed unused code; added ability to select field of view.
Merge pull request #31 from cburbridge/master

Head light control
Merge pull request #32 from cburbridge/master

Fixing boost::bind usage for MIRA callbacks
Merge pull request #33 from cburbridge/master

Adding motor status information publication
Update CMakeLists.txt

including scitos_msgs generation before scitos_mira