Update to runit 1.0

Passed the "works for me" test.

Ubuntu 12.04 LTS on a t1.micro EC2 instance with:

    apache2           1.5.0
    build-essential   1.3.4
    graphite          0.4.2
    memcached         1.3.0
    python            1.2.2
    runit             1.0.4
    yum               2.1.0

I used this memcached cookbook commit for reference:
https://github.com/opscode-cookbooks/memcached/commit/55ae3c1b6c7fdcb417ad6c304a4e3defaeee7c00

As well as this ticket tracking the breaking change:
http://tickets.opscode.com/browse/COOK-2254?focusedCommentId=31276&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-31276