message: rgbd_relay: fixed input features not copied to output
diff: @@ -100,6 +100,10 @@ private:
  output.header = input->header;
  output.rgb_camera_info = input->rgb_camera_info;
  output.depth_camera_info = input->depth_camera_info;
  + output.key_points = input->key_points;
  + output.points = input->points;
  + output.descriptors = input->descriptors;
  + output.global_descriptor = input->global_descriptor;
  rtabmap::StereoCameraModel stereoModel = stereoCameraModelFromROS(input->rgb_camera_info, input->depth_camera_info, rtabmap::Transform::getIdentity());
  @@ -174,7 +178,7 @@ private:
  }
  else
  {
  - // dpeth image
  + // depth image
  cv_bridge::CvImagePtr ptr = boost::make_shared<cv_bridge::CvImage>();
  ptr->header = input->depth_compressed.header;
  ptr->image = rtabmap::uncompressImage(input->depth_compressed.data);
  