update menu unittest for using pointer events in g-selector
g-togglebutton: make it inline-block
update PG for flick event
change folder names: 'polyfill' becomes 'shim', 'JsShadowDOM' becomes 'polyfill'; shadowdom-polyfill.js renamed shadowdom.js
new files left out of last commit
update PointerGestures with pointerType
track gestures
install new inspector into platform (invoke via xinspect(document.body); from console on any project)
ignore 'style' nodes, inspect distributed nodes
CustomDOMElements: optimize element upgrade by always scanning composed tree for changes; find components via a single querySelector call.
ShimShadowDOM: optimize custom selection engine to memorize the search query.
g-panels: correct reliance on transition side effect being processed before index.
CustomDOMElements: ensure stylesheet for components always exists.
ShimShadowDOM: correct typo
g-overlay: minor fixes, corrected touch-action
MDV update: adapt toolkit to use latest MDV version; adapt to new Model api and template element changes.
update PointerGestures
ComponentDocuments: fix url path resolution to respect urls that start with '/' as absolute.
change 'xinspect' to 'sinspect', document.body is not default if no node specified
update PointerGestures