minor amends to web/project-browser
 * removed redundant .module files from unzipped SpectralDelay sample
 * amended win-extract-ixd.cmd to allow regeneration of built-in modules
 * added module declaration embedding (including ImplementedInLibIntegra detection/formatting)
added validate.php online validator prototype
added libxslt-1.1.26 to win32 dependencies
added defensive logic to xmlrpc_server.cpp