Metacat

Clean up some code.

Revise the handle query and squery method, not finished yet.

Add a new transform method.

Add a new transferm method for string reader.

Implement harvester scheduing capabilities and sending email reports to the Harvester Administrator

Validate user input data in registration servlet

Improve authorization logic for single file uload servlet

Add delete capability to single file upload servlet

Set content type properly for getversion action.

Added a simple action for finding out the current metacat version. The information is pulled from the property file, so be sure to update the version in the property file before shipping a release.