Merge pull request #6 from waynegramlich/master

Added results data structure from Fiducials__process().
Keep the image subscriber around.
Merge pull request #7 from waynegramlich/master

Added path to Fiducials__create()
Merge pull request #8 from waynegramlich/master

Changed map file name to be a base name rather than a full file name.
Calibrated the camera labelled 'b' at the dojo with the foam core checkerboard.
Pubishes images that change the map.
Merge pull request #9 from jim-v/master

Pubishes images that change the map.
Add uvc camera launch file
Localization working with odom on robot.
Fix scaling.
Add no-odom launch file.
Publishes images that contribute to the map.