Fox docs (#562)

* fix consistency for pix2pix

* fix doc of fom

* add docs for fom lite
Co-authored-by: NLDOUBLEV <liuvv0203@outlook.com>

deploy/lite/README.md

 # Paddle-Lite端侧部署
 
-本教程将介绍基于[Paddle Lite](https://github.com/PaddlePaddle/Paddle-Lite) 在移动端部署PaddleDetection模型的详细步骤。
+本教程将介绍基于[Paddle Lite](https://github.com/PaddlePaddle/Paddle-Lite) 在移动端部署FOM模型的详细步骤。
 
 Paddle Lite是飞桨轻量化推理引擎，为手机、IOT端提供高效推理能力，并广泛整合跨平台硬件，为端侧部署及应用落地问题提供轻量化的部署方案。
 
@@ -11,7 +11,7 @@ Paddle Lite是飞桨轻量化推理引擎，为手机、IOT端提供高效推理
 - 安卓手机（armv7或armv8）
 
 ### 1.1 准备交叉编译环境
-交叉编译环境用于编译 Paddle Lite 和 PaddleDetection 的C++ demo。
+交叉编译环境用于编译 Paddle Lite 和 FOM 的C++ demo。
 支持多种开发环境，不同开发环境的编译流程请参考对应文档，请确保安装完成Java jdk、Android NDK(R17以上)。
 
 1. [Docker](https://paddle-lite.readthedocs.io/zh/latest/source_compile/compile_env.html#docker)

docs/en_US/tutorials/motion_driving.md

@@ -190,7 +190,7 @@ The prediction models will be exported to the directory of `output_inference/fom
 
 - [Deployment of FOM model  with Paddle Lite](https://github.com/PaddlePaddle/PaddleGAN/tree/develop/deploy/lite)
 
-- [FOM-Lite-Demo](https://paddlegan.bj.bcebos.com/applications/first_order_model/paddle_lite/apk/face_detection_demo 2.zip)。For more details, please refer to [Paddle-Lite](https://github.com/PaddlePaddle/Paddle-Lite) .
+- [FOM-Lite-Demo](https://paddlegan.bj.bcebos.com/applications/first_order_model/paddle_lite/apk/fom_demo.zip)。For more details, please refer to [Paddle-Lite](https://github.com/PaddlePaddle/Paddle-Lite) .
 
   Current problems： (a).Paddle Lite performs slightly worse than Paddle Inference，under optimization (b).Run Generator in a single thread, if the number of frames is too large, it will run at the small core rather than the large core.
 

docs/zh_CN/tutorials/motion_driving.md

@@ -180,7 +180,7 @@ python tools/export_model.py \
 
 #### 4.2 PaddleLite部署
 - [使用Paddle Lite部署FOM模型](https://github.com/PaddlePaddle/PaddleGAN/tree/develop/deploy/lite)
-- [FOM-Lite-Demo](https://paddlegan.bj.bcebos.com/applications/first_order_model/paddle_lite/apk/face_detection_demo%202.zip)。更多内容，请参考[Paddle-Lite](https://github.com/PaddlePaddle/Paddle-Lite)
+- [FOM-Lite-Demo](https://paddlegan.bj.bcebos.com/applications/first_order_model/paddle_lite/apk/fom_demo.zip)。更多内容，请参考[Paddle-Lite](https://github.com/PaddlePaddle/Paddle-Lite)
 目前问题：
 (a).Paddle Lite运行效果略差于Paddle Inference，正在优化中
 (b).单线程跑Generator，帧数多了会跑到小核不跑大核