added react app example
added react app example
mirzazeyrek/BackstopJS,cookchristopher/BackstopJS,klausbayrhammer/BackstopJS,garris/BackstopJS,garris/BackstopJS,klausbayrhammer/BackstopJS,cookchristopher/BackstopJS,garris/BackstopJS,mirzazeyrek/BackstopJS