fix videoUrl, add http start

liuxiaolong

2020-06-18 9904731ea9300889977c1fddfb7b90aca3ed3063

 esutil/EsClient.go

@@ -146,8 +146,12 @@
            d["picSmUrl"] = d["picMaxUrl"]
         }


         d["videoNum"] = source["videoUrl"]
         vUri := source["videoUrl"]
         if vUri != nil && vUri.(string) != "" {
            d["videoNum"] = "http://"+vUri.(string)
         } else {
            d["videoNum"] = ""
         }

         sources = append(sources, d)
      }