modernize submodules
(s/index/basic).html
update workbench files for IE compat
turn compression back on for platform.poly.min
only patch CustomEvent if it's a Function (it's an Object on IE)
patch document.body|head.appendChild for ShadowDOMPolyfill (when required internal monkey-patch exists)
freshen build
magic build with ShadowDOMPolyfill monkey-patch for document.body|head.appendChild support
support document.body|head.appendChild if using patched ShadowDOMPolyfill
magic build with ShadowDOMPolyfill monkey-patch for document.body|head.appendChild support
updated build