ah.png + kohlanta correction

bot.py

@@ -19,6 +19,9 @@ class Bot(Client):
 
         log.info("{} from {} in {}".format(message_object, thread_id, thread_type.name))
 
+        if 'Ah' in message_object.text:
+            self.sendLocalImage('images/ah.png', thread_id=thread_id, thread_type=thread_type)
+
         to_send = Bot.tests(message_object.text, self.fetchThreadInfo(thread_id)[thread_id].name)
         if (author_id != self.uid or 'BOT :' not in message_object.text) and to_send is not None:
             self.send(Message('BOT :' + to_send), thread_id=thread_id, thread_type=thread_type)
@@ -52,7 +55,7 @@ class Bot(Client):
             return useless.genererSujet()
         if texte == '!haddock':
             return useless.haddock()
-        if texte == '!kohlanta':
+        if '!kohlanta' in texte:
             texte = texte.replace('!kohlanta ', '')
             return useless.kohlanta(texte, channel)
         if texte == '!pipo':