Missed reversions (git is a pain)

disco/util/serializer.py

@@ -31,9 +31,8 @@ class Serializer(object):
 
     @classmethod
     def loads(cls, fmt, raw):
-        import yaml
         loads, _ = getattr(cls, fmt)()
-        return loads(raw, Loader=yaml.FullLoader)
+        return loads(raw)
 
     @classmethod
     def dumps(cls, fmt, raw):

docs/bot_tutorial/building_block_listeners.md

@@ -9,7 +9,7 @@ To start off with, lets create a listener attached to our plugin that fires when
 ```py
 @Plugin.listen('MessageCreate')
 def on_message_create(self, event):
-    self.log.debug('Got message: {}'.format(event.message))
+    self.log.debug('Got message: %s', event.message)
 ```
 
 Ok, but what if we want to make a listener which welcomes new users to our server? Well thats also easy:

tests/types/user.py

@@ -13,7 +13,7 @@ class TestChannel(TestCase):
             bot=False)
 
         self.assertEqual(
-            u.avatar_url, 'https://media.discordapp.net/avatars/12345/1234567890abcdefghijkl.webp?size=1024'
+            u.avatar_url, 'https://cdn.discordapp.com/avatars/12345/1234567890abcdefghijkl.webp?size=1024'
         )
 
     def test_user_default_avatar(self):