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Bring memcached up out of horizon and swift to it's own top level module
Current memcached is set up in both Horizon and Swift modules. This is fine when these services reside on different nodes, but causes a collision when deployed in an “all-in-one” fashion onto one node. It’s not impossible to address, given that memcache is really only called out in the site.pp examples in swift, it can simply be commented out in the short term.