GH155 - [PARTIALLY NOT WORKING] implemented the global selection and
tested it on the mobile sample
GH155 - ported the layout/workbench samples
GH155 - global selection for Workbench; customized mobile app
GH155 - Web.App.Mobile works with the ViewWrapper* from .flexutil;
removed the one from Web.App.Mobile
GH155 - renamed IPopupContent/Host -> IViewContent/Host
GH155 - renamed flexutil.samples*, flexdiagram.samples*