Allow more memcached socket failure retries
Allow more memcached socket failure retries

The default consecutive socket_max_failures is 2. Since we don't have a failover
memcached to use when one is down, we need to try harder to allow this client to
retry memcached before marking it failed.

The client options are described here:
https://github.com/petergoldstein/dalli/wiki/Dalli::Client-Options

jrafanie/manageiq,jrafanie/manageiq,ManageIQ/manageiq,ManageIQ/manageiq,kbrock/manageiq,kbrock/manageiq,kbrock/manageiq,jrafanie/manageiq,jrafanie/manageiq,ManageIQ/manageiq,ManageIQ/manageiq,kbrock/manageiq