Stylesheets from KB added.
Moving the DKA2.xsl to the Base harvester.
Adding a configuration for the KB OAI Endpoint.
Filter deleted OAI records, this should almost always be used.
Created a loadable extension of the OAIPMHClient
Adding a mode to harvest sets by their spec.
Started work on an OAI record object processor.
Deleting unused schemas and transformations.
Moving the KB specifics out.
Adding a OAI-PMH related mode for records by set specs.