fix enable and add update dbtable enable value

554325746@qq.com

2019-07-05 d83f5863d6c675d6aed09cfe7bfdaadc0c6221d9

 controllers/cameraPolygon.go

@@ -116,7 +116,7 @@
   if flag {
      util.ResponseFormat(c,code.Success,data)
   } else {
      util.ResponseFormat(c,code.ComError,data)
      util.ResponseFormat(c,code.ComError,"更新失败")
   }
}