added --windowed parameter, fixed missing surface assignment

pocket_friends/__main__.py

@@ -9,15 +9,18 @@ import pocket_friends.game_files.game as game
 
 if __name__ == '__main__':
     enable_dev = False
+    windowed = False
 
     # enable dev mode if --dev argument is passed
     if len(sys.argv) > 0:
-        for args in sys.argv:
-            if args == '--delete-save':
+        for arg in sys.argv:
+            if arg == '--delete-save':
                 save_dir = os.path.join(Path.home(), '.pocket_friends')
                 os.remove(save_dir + '/save.json')
+            if arg == '--windowed':
+                windowed = True
 
-    game.main()
+    game.main(windowed)
 
     pygame.quit()
     sys.exit()