A utility class that manages SceneTemplateAsset instantiation.
| CreateSceneTemplate | Creates a new Scene template at a specific path. The template is not bound to a Scene. | 
| CreateTemplateFromScene | Creates a new Scene template bound to a specific Scene. All of the template Scene's dependencies are extracted and set to be referenced. | 
| Instantiate | Instantiates a new Scene from a template. | 
| newSceneTemplateInstantiated | Events fired after a Scene template is instantiated. | 
| newSceneTemplateInstantiating | Events fired before a Scene template is instantiated. | 
| NewTemplateInstantiated | An event called after a Scene template is instantiated. | 
| NewTemplateInstantiating | An event called before a Scene template is instantiated. |