public RefMController()
        {
            var docdburi = "[docdburi]";
            var docdbkey = "[docdbkey]";
            var redisuri = "[redis-account].redis.cache.windows.net,ssl=true,password=[redis-key]";

            _refM = new RefM(docdburi, docdbkey, redisuri);
        }
        public RefMController()
        {
            // the configuration information comes from Web.Config when 
            // debugging and from the Azure Portal at runt time
            var docdburi = ConfigurationManager.AppSettings["docdburi"];
            var docdbkey = ConfigurationManager.AppSettings["docdbkey"];
            var redisuri = ConfigurationManager.AppSettings["redisuri"];

            _refM = new RefM(docdburi, docdbkey, redisuri);
        }