KAZOO-2701 retry fax storage
KAZOO-2701: update the comment to match
Merge pull request #414 from 2600hz/KAZOO-2701

KAZOO-2701 retry fax storage

I'll accept this and send you some of the errors we regularly see in deployments.  We can have a further discussion offline.  It might be related to bigcouch in a WAN, regardless we will have to address it.  See KAZOO-2707