config gutenberg db

the connection settings to the postgres db were being not being set by autocat3, but instead depended on ebook converter having been run in the python environment.

This was not a good situation!

CherryPyApp.py

@@ -164,6 +164,7 @@ def main ():
     if hasattr (cherrypy.engine, 'signal_handler'):
         cherrypy.engine.signal_handler.subscribe ()
 
+    GutenbergDatabase.options.update(cherrypy.config)
     cherrypy.engine.pool = plugins.ConnectionPool (
         cherrypy.engine, params = GutenbergDatabase.get_connection_params (cherrypy.config))
     cherrypy.engine.pool.subscribe ()