Implemented bridge to allow database connections defined as Spring beans to be used in Avalon components. Make database reader usable with a (Spring managed) data source (instead of an excalibur datasource). Read CLOBs using getCharacterStream, delegate character decoding to the database. Revert to old behavior if clob-encoding parameter is present. Support multiple results in SQLTransformer. Fix NPE in SQLTransformer in error handling code. Support CLOBs in SQLTransformer when returned as stored procedure parameters, or as columns in a cursor returned by stored procedure. Fix reading of the CLOBs in SQLTransformer. Move XSP logicsheets from the databases block to the xsp block. esql: added support for derby Initial creation.