mxcl/homebrew — pull request #21624 by justinjoy (2013-08-03 02:23:12+00:00)
Title: gnutls=3.2.3,nettle=2.7.1: upgrade version

Upgrading gnutls to 3.2.3, but it requires nettle > 2.7.

If this patch set is separated for each formula, jenkins build will be failed.
So I commit theses formula in one patch set.