Updated links in README.md to point to demo locations
Updated links in README.md to point to demo locations

sayar/WebCampTrainingKit,Microsoft-Web/WebCampTrainingKit,sayar/WebCampTrainingKit,sayar/WebCampTrainingKit,Microsoft-Web/WebCampTrainingKit,Microsoft-Web/WebCampTrainingKit,sayar/WebCampTrainingKit,Microsoft-Web/WebCampTrainingKit