Update dependencies and copyright year (#2436)

- aiohttp 3.5
- websockets 7
- Rapptz/discord.py@700dbb5
- A few others

Signed-off-by: Toby Harradine <tobyharradine@gmail.com>

discord/emoji.py

@@ -3,7 +3,7 @@
 """
 The MIT License (MIT)
 
-Copyright (c) 2015-2017 Rapptz
+Copyright (c) 2015-2019 Rapptz
 
 Permission is hereby granted, free of charge, to any person obtaining a
 copy of this software and associated documentation files (the "Software"),
@@ -76,6 +76,13 @@ class PartialEmoji(namedtuple("PartialEmoji", "animated name id")):
             return "<a:%s:%s>" % (self.name, self.id)
         return "<:%s:%s>" % (self.name, self.id)
 
+    def __eq__(self, other):
+        if self.is_unicode_emoji():
+            return isinstance(other, PartialEmoji) and self.name == other.name
+
+        if isinstance(other, (PartialEmoji, Emoji)):
+            return self.id == other.id
+
     def is_custom_emoji(self):
         """Checks if this is a custom non-Unicode emoji."""
         return self.id is not None
@@ -186,6 +193,9 @@ class Emoji(Hashable):
     def __repr__(self):
         return "<Emoji id={0.id} name={0.name!r}>".format(self)
 
+    def __eq__(self, other):
+        return isinstance(other, (PartialEmoji, Emoji)) and self.id == other.id
+
     @property
     def created_at(self):
         """Returns the emoji's creation time in UTC."""