Add support for sportbukkit

https://repo.oc.tc/content/repositories/snapshots/tc/oc/sportbukkit/

[Raekye]

Looking into it

Just a note, scroll all the way down to get the link to the lastest version

[satoshinm]

This server http://repo.oc.tc is now returning 403 Forbidden, is Sportbukkit dead? Or moved?