XPages Extension Library
I have upgraded to 9.0.1.v00_09_20140903-1400 but the single page application wizard (SPAW) is no longer popping up as it should be as demoed here:
http://quintessens.wordpress.com/2014/06/30/demo-of-the-single-page-application-control-wizard/
sorry, after re-installing the designer extensions it works properly