added the ability to do `!ticket -cooldown -1` to only allow one ticket per person. https://github.com/ryanguill/watney/issues/23
added the ability to do `!ticket -cooldown -1` to only allow one ticket per person.
https://github.com/ryanguill/watney/issues/23

landonholmes/watney,ryanguill/watney,iwburns/watney,landonholmes/watney,iwburns/watney,ryanguill/watney