Merge pull request #22 from kalectro/master

Really sorry for the delay, guys. I don't like merging without doing my own testing, but it's not worth delaying others this long.
added dynamic_reconfigure to build dependency
Merge pull request #23 from kalectro/master

added dynamic_reconfigure to build dependency
Merge branch 'master' of https://github.com/paulmilliken/axis_camera