message: forgot to save cpp ;)
diff: @@ -177,7 +177,7 @@ void FrankaHW::control(
  });
  }
  -void FrankaHW::enforceLimits(const ros::Duration kPeriod) {
  +void FrankaHW::enforceLimits(const ros::Duration& kPeriod) {
  if (kPeriod.toSec() > 0.0) {
  position_joint_limit_interface_.enforceLimits(kPeriod);
  velocity_joint_limit_interface_.enforceLimits(kPeriod);
  