[cvsnt] Latest Updates - CVSNT 2.6.01

[Tony Hoyle]

CVSNT 2.6.01 (Villa) build 2105

Unstable development version *many bugs*.  Do not use on a production 
repository.

* Local mode tests pass  - Init/Add/Import/Commit/Merge functional.
* Versioned add/commit directory.
* Entries.Extra replaced by Entries.Xml, which can contain more 
information as needed.
* Directory structure stored in database.

Known bugs:
* Client/Server mode has bugs & doesn't support new directory functions.
* No versioned remove of directory.
* Update correctly retrieves directory versions, commit removes them 
again...

Tony