import package uanytun

Signed-off-by: Christian Pointner <equinox@spreadspace.org>
upgrade uanytun to newest release 0.3.4
the new package now makes use of build variants

Signed-off-by: Christian Pointner <equinox@spreadspace.org>
fixed typo in description

Signed-off-by: Christian Pointner <equinox@spreadspace.org>
dropped gcrypt variant for now
now using libnettle for the default crypto library

Signed-off-by: Christian Pointner <equinox@spreadspace.org>
Merge pull request #42 from equinox0815/uanytun

import uanytun, upgrade to latest version