Add --hide-credit option.

map_machine/map_configuration.py

@@ -84,6 +84,7 @@ class MapConfiguration:
             options.roofs,
             options.building_colors,
             options.show_overlapped,
+            show_credit=not options.hide_credit,
         )
 
     def is_wireframe(self) -> bool:

map_machine/ui/cli.py

@@ -208,6 +208,12 @@ def add_map_arguments(parser: argparse.ArgumentParser) -> None:
         action=argparse.BooleanOptionalAction,
         default=False,
     )
+    parser.add_argument(
+        "--hide-credit",
+        help="hide credit",
+        action=argparse.BooleanOptionalAction,
+        default=False,
+    )
 
 
 def add_tile_arguments(parser: argparse.ArgumentParser) -> None: