Add save/load support for MO gold value, HUDVisible and PlayerControllable

Author: garethyr

Entities/Scene.cpp

@@ -1510,12 +1510,14 @@ void Scene::SaveSceneObject(Writer &writer, const SceneObject *sceneObjectToSave
 	if (!isChildAttachable) {
 		writer.NewPropertyWithValue("PlacedByPlayer", sceneObjectToSave->GetPlacedByPlayer());
 	}
+	writer.NewPropertyWithValue("GoldValue", sceneObjectToSave->GetGoldValue());
 
 	if (const Deployment *deploymentToSave = dynamic_cast<const Deployment *>(sceneObjectToSave); deploymentToSave && deploymentToSave->GetID() != 0) {
 		writer.NewPropertyWithValue("ID", deploymentToSave->GetID());
 	}
 
 	if (const MovableObject *movableObjectToSave = dynamic_cast<const MovableObject *>(sceneObjectToSave)) {
+		writer.NewPropertyWithValue("HUDVisible", movableObjectToSave->GetHUDVisible());
 		writer.NewPropertyWithValue("Velocity", movableObjectToSave->GetVel());
 		writer.NewPropertyWithValue("LifeTime", movableObjectToSave->GetLifetime());
 		writer.NewPropertyWithValue("Age", movableObjectToSave->GetAge());
@@ -1630,6 +1632,7 @@ void Scene::SaveSceneObject(Writer &writer, const SceneObject *sceneObjectToSave
 		writer.NewPropertyWithValue("Status", actorToSave->GetStatus());
 		writer.NewPropertyWithValue("Health", actorToSave->GetHealth());
 		writer.NewPropertyWithValue("MaxHealth", actorToSave->GetMaxHealth());
+		writer.NewPropertyWithValue("PlayerControllable", actorToSave->IsPlayerControllable());
 		int aiModeToSave = actorToSave->GetAIMode() == Actor::AIMode::AIMODE_SQUAD ? Actor::AIMode::AIMODE_GOTO : actorToSave->GetAIMode();
 		if (aiModeToSave == Actor::AIMode::AIMODE_GOTO && (!actorToSave->GetMOMoveTarget() && g_SceneMan.ShortestDistance(actorToSave->GetMovePathEnd(), actorToSave->GetPos(), g_SceneMan.SceneWrapsX()).MagnitudeIsLessThan(1.0F))) {
 			aiModeToSave = Actor::AIMode::AIMODE_SENTRY;