Add some optimisations. (Divide by 10 the time of PlayerMoveEvent)
The permission for using a portal is now a bit different. You can still give the igates.portal.use permission, to use all portals, but you can instead give a permission specifically for a type of portal, like igates.portal.use.water or igates.portal.use.lava. :)
Correct a bug that blocks you're player into a space-time continuum when they try to use a portal without the required money.
