feat: Add Restart Behavior (#1836)

Resets the model to the default state at the end of the models frame.  Will see if in the future designers want this to be more strict on the resetting timing.

dGame/dPropertyBehaviors/Strip.cpp

@@ -221,6 +221,8 @@ void Strip::ProcNormalAction(float deltaTime, ModelComponent& modelComponent) {
 		sound.target = modelComponent.GetParent()->GetObjectID();
 		sound.soundID = numberAsInt;
 		sound.Send(UNASSIGNED_SYSTEM_ADDRESS);
+	} else if (nextActionType == "Restart") {
+		modelComponent.RestartAtEndOfFrame();
 	}
 	/* END Action */
 	/* BEGIN Gameplay */

dGame/dPropertyBehaviors/Strip.h

@@ -65,6 +65,8 @@ private:
 
 	// The position of the parent model on the previous frame
 	NiPoint3 m_PreviousFramePosition{};
+
+	NiPoint3 m_SavedVelocity{};
 };
 
 #endif  //!__STRIP__H__