3.2.0

* Add cache-offline submodule. The cache submodule is renamed to cache-base

and the cache module is now a rollup.

* The Cache class no longer extends Plugin.Base. Cache now extends Base, and

CacheOffline extends Cache. Implementers who wish to use Cache as a plugin

should use Plugin.Cache.

3.1.1

* No changes.

3.1.0

* No changes.

3.0.0

* Added uniqueKeys Attribute.

3.0.0 beta 1

* Initial release.