Start working memcached into nova setup
Clean up provider
Fix typo
This stuff is pretty much pulled straight out of swift cookbook.  The upside here is that we have have node overrides for memcache info which will now be honored
Pulling in upstream
Change Chef variable name to match the nova conf option name and only write to conf if template variable is not nil
Merge pull request #283 from mattt416/memcache

Merged automatically by jenkins after successful build test