Removed unnecessary flag, fixed type

cooperative_cuisine/__main__.py

@@ -12,8 +12,6 @@ from cooperative_cuisine.argument_parser import (
 )
 from cooperative_cuisine.pygame_2d_vis.video_replay import create_replay_parser
 
-USE_STUDY_SERVER = True
-
 
 def start_game_server(cli_args):
     from cooperative_cuisine.game_server import main
@@ -51,7 +49,7 @@ def start_pygame_gui(cli_args):
 
 
 def start_server_and_gui(cli_args, no_gui=False):
-    study_sever = None
+    study_server = None
     game_server = None
     pygame_gui = None
     try: