persistence_manager.length: Use defineProperty instead of __defineGetter__.  This is necessary for ie9 compatibility, and probably a better technique to keep around for reference, anyway.
persistence_manager.length: Use defineProperty instead of
__defineGetter__.  This is necessary for ie9 compatibility, and probably a
better technique to keep around for reference, anyway.

This is all that is necessary to get the html5 code working in ie9.

SpiderOak/so_client_html5,SpiderOak/so_client_html5