added responses

cogs/fun/responses.py

@@ -0,0 +1,21 @@
+import discord
+from discord.ext import commands
+
+class Responses(commands.Cog):
+
+    def __init__(self, client):
+        self.client = client
+
+    @commands.Cog.listener()
+    async def on_message(self, message: discord.Message):
+        # @applesauce
+        if ("<@!568271450176356352>" in message.content) and ("<@!657709911337074698>" in message.content):
+            await message.channel.send(f"Stop pinging us {message.author.mention} <:pinged:451198700832817202>")
+            return
+
+        if "<@!657709911337074698>" in message.content:    
+            await message.channel.send(f"{message.author.mention} <:pinged:451198700832817202>")
+            return
+
+def setup(client):
+    client.add_cog(Responses(client))