public static IExtensionRegistry createRegistry(RegistryStrategy strategy, Object token) { return new ExtensionRegistry(strategy, token);
public static IExtensionRegistry createRegistry(RegistryStrategy strategy, Object masterToken, Object userToken) { return new ExtensionRegistry(strategy, masterToken, userToken);
	public static IExtensionRegistry createRegistry(RegistryStrategy strategy, Object token) {		return new ExtensionRegistry(strategy, token);	}