Disable compression for websockets.

Increase of RAM and CPU doesn't give me much benefit I feel.

discord/gateway.py

@@ -196,7 +196,7 @@ class DiscordWebSocket(websockets.client.WebSocketClientProtocol):
         This is for internal use only.
         """
         gateway = await client.http.get_gateway()
-        ws = await websockets.connect(gateway, loop=client.loop, klass=cls)
+        ws = await websockets.connect(gateway, loop=client.loop, klass=cls, compression=None)
 
         # dynamically add attributes needed
         ws.token = client.http.token
@@ -587,7 +587,7 @@ class DiscordVoiceWebSocket(websockets.client.WebSocketClientProtocol):
     async def from_client(cls, client, *, resume=False):
         """Creates a voice websocket for the :class:`VoiceClient`."""
         gateway = 'wss://' + client.endpoint + '/?v=3'
-        ws = await websockets.connect(gateway, loop=client.loop, klass=cls)
+        ws = await websockets.connect(gateway, loop=client.loop, klass=cls, compression=None)
         ws.gateway = gateway
         ws._connection = client
         ws._max_heartbeat_timeout = 60.0

discord/shard.py

@@ -210,7 +210,7 @@ class AutoShardedClient(Client):
 
     async def launch_shard(self, gateway, shard_id):
         try:
-            coro = websockets.connect(gateway, loop=self.loop, klass=DiscordWebSocket)
+            coro = websockets.connect(gateway, loop=self.loop, klass=DiscordWebSocket, compression=None)
             ws = await asyncio.wait_for(coro, loop=self.loop, timeout=180.0)
         except Exception as e:
             log.info('Failed to connect for shard_id: %s. Retrying...', shard_id)