Mutt 1.5.20 formula

Signed-off-by: Max Howell <max@methylblue.com>

Formula/mutt.rb

@@ -0,0 +1,31 @@
+require 'brewkit'
+
+class Mutt <Formula
+  @url='ftp://ftp.mutt.org/mutt/devel/mutt-1.5.20.tar.gz'
+  @homepage='http://www.mutt.org/'
+  @md5='027cdd9959203de0c3c64149a7ee351c'
+
+  def install
+      configure_args = [
+          "--prefix=#{prefix}",
+          "--disable-debug",
+          "--disable-dependency-tracking",
+          "--disable-warnings",
+          "--with-ssl",
+          "--with-sasl",
+          "--with-gnutls",
+          "--with-gss",
+          "--enable-imap",
+          "--enable-smtp",
+          "--enable-pop",
+
+          # This is just a trick to keep 'make install' from trying to chgrp
+          # the mutt_dotlock file (which we can't do if we're running as an
+          # unpriviledged user)
+          "--with-homespool=.mbox"
+      ]
+
+    system "./configure", *configure_args
+    system "make install"
+  end
+end