add facedetect grpc

liuxiaolong

2019-08-30 725d54ef5f16ede9c39cb003ed9d474edf02c0e5

 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")
   }
}