Added new files to support the simple Hokuyo URG (URG-04LX-UG01 / UURG005) laserscanner / laser range finder.
Refactored class name for new laser
Replaced SICK names by Hokuyo, removed old comments. Disabled some code sections (SICK specific).
Added empty method findPort
Added several urg_serial_ultis* files.
Added code for findPort (URG laser class)
Changed baud rate, updated LASERSAMPLES value. to be checked!
Merge commit '6768c94a0bef84ae34aa3f7c5389bd2378c4e06f'

* commit '6768c94a0bef84ae34aa3f7c5389bd2378c4e06f':
  Changed baud rate, updated LASERSAMPLES value. to be checked!
  Added code for findPort (URG laser class)
  Added several urg_serial_ultis* files.
  Added empty method findPort
  Replaced SICK names by Hokuyo, removed old comments. Disabled some code sections (SICK specific).
  Refactored class name for new laser
  Added new files to support the simple Hokuyo URG (URG-04LX-UG01 / UURG005) laserscanner / laser range finder.