Fix lag if run from lobby

lobby.py

@@ -29,6 +29,7 @@ class Lobby:
 
         # Network
         self.networkManager = NetworkManager()
+        self.isUpdating = True
 
         # First
         self.nameDisplay()
@@ -97,6 +98,7 @@ class Lobby:
         self.update()
 
     def update(self):
+        if self.isUpdating:
             messages = self.networkManager.requestMessages()
             scores = self.networkManager.requestScores()
 
@@ -169,6 +171,7 @@ class Lobby:
         self.win.iconify()
 
         # Display
+        self.isUpdating = False
         quadraLudi.main(self.win, lambda score: self.playEnd(score))
 
     def playEnd(self, score):
@@ -176,6 +179,7 @@ class Lobby:
         self.win.deiconify()
         self.win.focus_force()
         self.chatEntry.focus()
+        self.isUpdating = True
 
         # Send score
         self.sendScore(score)