lib.web.webob: Added 'X-Powered-By' default header to Response objects and changed 'Server' default header to use request.server.version property.
lib.web.webob: Added 'X-Powered-By' default header to Response objects and changed 'Server' default header to use request.server.version property.

treemo/circuits,nizox/circuits,treemo/circuits,treemo/circuits,eriol/circuits,eriol/circuits,eriol/circuits