Jack Nagel 0a49981a30 Add an attr_reader for 'head'
This allows `brew audit` to inspect the head URLs, for example; until
now, that check was failing silently.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
2011-10-10 15:34:28 -05:00
..
2011-09-21 17:37:36 -05:00
2011-10-10 15:34:28 -05:00
2011-08-24 22:30:44 +01:00
2011-08-02 14:45:26 +01:00