add new parameter to dynamic_reconfigure of EnvironmentPlaneModeling
publich the result of grid modeling as SparseOccupancyGridArray
Merge remote-tracking branch 'refs/remotes/origin/master' into sparse-occupancy-grid

Conflicts:
	jsk_pcl_ros/src/geo_util.cpp
Merge pull request #178 from garaemon/sparse-occupancy-grid

[EnvironmentPlaneModeling] publish result as SparseOccupancyGrid