moveit_plugins: catkin pkgs are not system depends. Fix #15.
moveit_cfgs: run_depend on industrial_robot_simulator. Fix #16.
moveit_cfgs: add GetPlanningScene capability. Fix #18.
moveit_plugins: add install targets. Fix #9.
common: prefix include tags with xacro ns. Fix #20.
common: irb 6640: close empty parent tag. Fix #21.
common: irb 6640: add missing child link to joint_1.
2400_moveit_cfg: match velocity limits with urdf. Fix #19.
common: add missing run_depend on xacro. Fix #22.
common: minor cleanup of build script and manifest. Fix #23.