Generate multi-model anchored concepts, drop old Comedy Store refs, and trim the concept gallery

tools/test_scene_concepts.py

@@ -25,7 +25,7 @@ class CatalogueTests(unittest.TestCase):
             self.assertEqual(sc.CATALOGUE[concept][0], "scene", shot)
 
     def test_paths_stay_in_their_folders(self):
-        self.assertTrue(sc.raw_path("boulevard_skyline_day").is_relative_to(sc.CONCEPT_DIR))
+        self.assertTrue(sc.raw_path("hollywood_boulevard_entrance_day").is_relative_to(sc.CONCEPT_DIR))
         self.assertTrue(sc.raw_path("hollywood_boulevard_entrance_day").is_relative_to(
             sc.CONCEPT_DIR / "hollywood_boulevard"))
         self.assertTrue(sc.raw_path("joke_shop_entrance_day").is_relative_to(