Approval.

backend/tr/image_incha.json

@@ -90,7 +90,8 @@
         "toggle_display_with_master": "Toggle display of image with a master file",
         "toggle_display_without_master": "Toggle display of image without an available master file",
         "flip": "Invert horizontally",
-        "flop": "Invert vertically"
+        "flop": "Invert vertically",
+        "sort_object_images": "Sort object images"
     },
     "incha_image": {
         "front": "Vorderseite",