Remove include cowbuilder; not needed since it's a module.
Change cron strings to single quotes so that puppet doesn't try to
interpolate escaped chars.
Change-Id: I4f6b7b84fc7b0b67a49edabc5138bcbe345d1784
Reviewed-on: https://review.openstack.org/267
Reviewed-by: Monty Taylor <mordred@inaugust.com>
Tested-by: Jenkins