message: rename 'disconnect' service to 'shutdown'
diff: @@ -213,7 +213,7 @@ public:
  srvServer_SetOperationMode_ = nh_.advertiseService("set_operation_mode", &SdhNode::srvCallback_SetOperationMode,
  this);
  srvServer_EmergencyStop_ = nh_.advertiseService("emergency_stop", &SdhNode::srvCallback_EmergencyStop, this);
  - srvServer_Disconnect_ = nh_.advertiseService("disconnect", &SdhNode::srvCallback_Disconnect, this);
  + srvServer_Disconnect_ = nh_.advertiseService("shutdown", &SdhNode::srvCallback_Disconnect, this);
  subSetVelocitiesRaw_ = nh_.subscribe("joint_group_velocity_controller/command", 1,
  &SdhNode::topicCallback_setVelocitiesRaw, this);
  