Handle missing cheese images

clients/discord.py

@@ -235,6 +235,7 @@ class DiscordClient(discord.Client):
         else:
             embed = discord.Embed(title=result['name'], url=result['url'],
                 description=result['description'], color=0xffd700)
+            if result['image']:
                 embed.set_thumbnail(url=result['image'])
                 embed.set_image(url=result['image'])
             for point in result['summary']: