Keep the same czar if they picked rando last round

gameloop.py

@@ -1172,11 +1172,10 @@ def game(send, notice, voice, devoice, get_event):
 						player_bot.points += 1
 
 						# Winner is Czar semantics if a
-						# player won, random otherwise
+						# player won, keep same czar
+						# otherwise
 						if player_bot in players.values():
 							czar = player_bot
-						else:
-							czar = None
 
 						send('The winner is %s with: %s' % (player_bot.nick, combine_cards(round_call_card, card_choices[player_bot])))