Use non-standard port for this memcached instance so that it does not collide with
the memcached instance that swift uses in the event that both nova_dashboard
and swift are installed on the same node.

See pull request: https://github.com/crowbar/barclamp-nova_dashboard/pull/92
Merge pull request #101 from cdearborn/pull-req-release-pebbles-master-0a2d343d5a3fdb6cb5f0ee49feb6270348a6afe7

Reenable running nova_dashboard and swift on same node [3/3]