added helper for XML-based AJAX calls
added helper for XML-based AJAX calls

faustedition/faust-app,faustedition/faust-app,faustedition/faust-base,faustedition/faust-app,faustedition/faust-app,faustedition/faust-app,faustedition/faust-base,faustedition/faust-base,faustedition/faust-base,faustedition/faust-base,faustedition/faust-app