[MERGE] Add simple Storage object

[Tim Penhey]

On Monday 28 January 2008 10:12:56 Aaron Bentley wrote:
> Hi all,
> 
> This patch adds the concept of a Storage object to Repositories.  When
> fully complete, the Storage object will act as the minimum interface
> required to implement new repository types.  This would include support
> for the VersionedFile API.  Essentially, StorageRepository and
> StorageVersionedFile would become adaptors.

A big +1 from me.

Tim