added leaderboard drop down menu and started on leaderboard test

scripts/game_globals.gd

@@ -15,10 +15,10 @@ var current_gamemode
 
 #Persistent Data
 var user_id = 0
-var current_user_leaderboards = ["global"]
-var all_user_leaderboards = []
+var last_leaderboard_id = 0
+var user_names = ["Profile 1","Profile 2","Profile 3","Profile 4","Profile 5"]
+var all_user_leaderboards = [["Global"]]
 
-var leaderboard_name = "Test"
 var playlist_test
 
 #Player Stats