update texture manager

bbp_ng/UTIL_file_browser.py

@@ -95,4 +95,9 @@ class ImportDirectory(bpy_extras.io_utils.ImportHelper):
     
     def general_get_directory(self) -> str:
         return self.directory
-    
+    
+def register() -> None:
+    pass # nothing to register
+
+def unregister() -> None:
+    pass