Allow comparison between User and Member instances again.

discord/member.py

@@ -166,7 +166,7 @@ class Member(discord.abc.Messageable):
                ' bot={1.bot} nick={0.nick!r} guild={0.guild!r}>'.format(self, self._user)
 
     def __eq__(self, other):
-        return isinstance(other, Member) and other._user.id == self._user.id and self.guild.id == other.guild.id
+        return isinstance(other, (BaseUser, Member)) and other.id == self.id
 
     def __ne__(self, other):
         return not self.__eq__(other)