Fix some small issues

gamespy_gamestats_server.py

@@ -285,7 +285,7 @@ class Gamestats(LineReceiver):
 
         profile_data = None
 
-        if 'data' in profile:
+        if profile != None and 'data' in profile:
             profile_data = gs_query.parse_gamespy_message("\\prof\\" + profile['data'] + "\\final\\")
 
         if profile_data != None:

gamespy_natneg_server.py

@@ -152,11 +152,11 @@ class GameSpyNatNegServer(object):
                 logger.log(logging.DEBUG, "Received connected command from %s:%s..." % (addr[0], addr[1]))
 
                 if gameid not in self.session_list:
-                    pass
+                    continue
                 if session_id not in self.session_list[gameid]:
-                    pass
+                    continue
                 if client_id not in self.session_list[gameid][session_id]:
-                    pass
+                    continue
 
                 self.session_list[gameid][session_id][client_id]['connected'] = True
 

gamespy_qr_server.py

@@ -252,7 +252,7 @@ class GameSpyQRServer(object):
 
                     self.sessions[session_id].sent_challenge = True
 
-                if k['publicip'] == "0": #and k['dwc_hoststate'] == "2": # When dwc_hoststate == 2 then it doesn't send an IP, so calculate it ourselves
+                if 'publicip' in k and k['publicip'] == "0": #and k['dwc_hoststate'] == "2": # When dwc_hoststate == 2 then it doesn't send an IP, so calculate it ourselves
                     if self.sessions[session_id].console != 0:
                         k['publicip'] = str(ctypes.c_int32(utils.get_int_be(bytearray([int(x) for x in address[0].split('.')]), 0)).value) # Wii
                     else: