message: Removed gsm from voxblox_ros
diff: #include <voxblox/core/esdf_map.h>
  #include <voxblox/core/occupancy_map.h>
  #include <voxblox/core/tsdf_map.h>
  -#include <voxblox/core/labeltsdf_map.h>
  #include <voxblox/integrator/esdf_integrator.h>
  -#include <voxblox/integrator/labeltsdf_integrator.h>
  #include <voxblox/integrator/occupancy_integrator.h>
  #include <voxblox/integrator/tsdf_integrator.h>
  #include <voxblox/io/layer_io.h>
  