Clean out old binaries

Change-Id: I2690476585a6fde0245e6b3876b32ca285abfd34
Restore the Swift port defaults

DevStack's Swift port defaults changed in the Grizzly cycle, we need to
put it back to complete the upgrade without going through the ring build process.

Change-Id: Id69e8ff1913a0f4b13f50ce6def00e434eb55c1b
Swift updates

* Move swift ahead of glance in upgrade order as glance depends on swiftclient
* Add some test files to Javelin project Swift storage
* Remove call to swift_init()
  * (re)Create cache dir
  * (re)Mount backing disk

Change-Id: I14c1d50c13563cbc5fbb71de014e318951b6f62b
Merge branch 'nova-clean' into dt-test
Merge branch 'swift-ports' into dt-test