brewkit.rb changes ENV destructively, so lets not do that everytime a formula
is required. Now it's possible for other tools to require a formula
description without worrying about side-effects.
Dovecot is an open source IMAP and POP3 server for Linux/UNIX-like systems,
written with security primarily in mind. Dovecot is an excellent choice for
both small and large installations. It's fast, simple to set up, requires no
special administration and it uses very little memory.
Adam Vandenberg
David Höppner
Max Howell
Brett Porter