removed reference to renamed youbot_oodl
increased costmap inflation radii
removed youbot wrapper and joint state publisher from the bringup launch files. those are usually started separately beforehand.
replaced incorrect documentation titles with youbot_navigation (formerly youbot_oodl)
cleaned up amcl.launch
replaced documentation references to youbot_oodl with youbot_navigation
added a slam launch file which launches the laser flipper and slam with a reasonable map size