This is a complete rewrite of the DB Security Service.

Complete Docs are in xdocs/howto

Installation: 

- checkout turbine-fulcrum from SVN

- rm -rf turbine-fulcrum/src/java/org/apache/fulcrum/security

- cp -av src xdocs test turbine-fulcrum

- ant maven:clean
- ant
- ant maven:docs

Documentation is in security-service.xml, db-security-service.xml and
db-security-schema.xml