validation class
Package to validate various datas. It includes :
- numbers (min/max, decimal or not)
- email (syntax, domain check, rfc822)
- string (predifined type alpha upper and/or lowercase, numeric,...)
- date (min, max, rfc822 compliant)
- uri (RFC2396)
- possibility valid multiple data with a single method call (::multiple)

Maintainer: The OpenBSD ports mailing-list <ports@openbsd.org>
