add pp-shitu c++ link in readme

README_ch.md

@@ -71,7 +71,7 @@ PP-ShiTu图像识别快速体验：[点击这里](./docs/zh_CN/quick_start/quick
     - [模型导出](./docs/zh_CN/inference_deployment/export_model.md)
     - Python/C++ 预测引擎
       - [基于Python预测引擎预测推理](./docs/zh_CN/inference_deployment/python_deploy.md)
-      - [基于C++预测引擎预测推理](./docs/zh_CN/inference_deployment/cpp_deploy.md)(当前只支持图像分类任务，图像识别更新中)
+      - [基于C++分类预测引擎预测推理](./docs/zh_CN/inference_deployment/cpp_deploy.md)、[基于C++的PP-ShiTu预测引擎预测推理](deploy/cpp_shitu/readme.md)
     - 服务化部署
       - [Paddle Serving服务化部署(推荐)](./docs/zh_CN/inference_deployment/paddle_serving_deploy.md)
       - [Hub serving服务化部署](./docs/zh_CN/inference_deployment/paddle_hub_serving_deploy.md)

README_en.md

@@ -68,7 +68,7 @@ Quick experience of image recognition：[Link](./docs/en/tutorials/quick_start_r
     - [Feature Learning](./docs/en/tutorials/getting_started_retrieval_en.md)
 - Inference Model Prediction
     - [Python Inference](./docs/en/inference.md)
-    - [C++ Inference](./deploy/cpp/readme_en.md)(only support classification for now, recognition coming soon)
+    - [C++ Classfication Inference](./deploy/cpp/readme_en.md)， [C++ PP-ShiTu Inference](deploy/cpp_shitu/readme_en.md)
 - Model Deploy (only support classification for now, recognition coming soon)
     - [Hub Serving Deployment](./deploy/hubserving/readme_en.md)
     - [Mobile Deployment](./deploy/lite/readme_en.md)