Update README and fix file permissions.

README.md

@@ -12,57 +12,56 @@ MegEngine is a fast, scalable and easy-to-use deep learning framework, with auto
 
 ## Installation
 
-**NOTE:** MegEngine now supports Linux-64bit/Windows-64bit/MacOS-10.14+ (CPU-Only) Platforms with Python from 3.5 to 3.8. On Windows 10 you can either install the Linux distribution through [Windows Subsystem for Linux (WSL)](https://docs.microsoft.com/en-us/windows/wsl) or install the Windows distribution directly.
+**NOTE:** MegEngine now supports Python installation on Linux-64bit/Windows-64bit/MacOS(CPU-Only)-10.14+ platforms with Python from 3.5 to 3.8. On Windows 10 you can either install the Linux distribution through [Windows Subsystem for Linux (WSL)](https://docs.microsoft.com/en-us/windows/wsl) or install the Windows distribution directly. Many other platforms are supported for inference.
 
 ### Binaries
 
-Commands to install from binaries via pip wheels are as follows:
+To install the pre-built binaries via pip wheels:
 
 ```bash
 python3 -m pip install megengine -f https://megengine.org.cn/whl/mge.html
 ```
 
-## Build from Source
+## Building from Source
 
 ### Prerequisites
 
-Most of the dependencies of MegEngine are located in `third_party` directory, which can be prepared by executing:
+Most of the dependencies of MegEngine are located in [third_party](third_party) directory, which can be prepared by executing:
 
 ```bash
 ./third_party/prepare.sh
 ./third_party/install-mkl.sh
 ```
 
-But some dependencies need to be Installed manually:
+But some dependencies need to be installed manually:
 
-* [CUDA](https://developer.nvidia.com/cuda-toolkit-archive)(>=10.1), [cuDNN](https://developer.nvidia.com/cudnn)(>=7.6)are required when building MegEngine with CUDA support.
+* [CUDA](https://developer.nvidia.com/cuda-toolkit-archive)(>=10.1), [cuDNN](https://developer.nvidia.com/cudnn)(>=7.6) are required when building MegEngine with CUDA support.
 * [TensorRT](https://docs.nvidia.com/deeplearning/sdk/tensorrt-archived/index.html)(>=5.1.5) is required when building with TensorRT support.
 * LLVM/Clang(>=6.0) is required when building with Halide JIT support.
-* Python(>=3.5), Numpy, are required to build Python modules.
+* Python(>=3.5) and numpy are required to build Python modules.
 
 ### Build
 
-
 MegEngine uses CMake as the build tool.
 We provide the following scripts to facilitate building.
 
-* [host_build.sh](scripts/cmake-build/host_build.sh) is to build MegEngine targeted to run on the same host machine.
-Please run the following command to get help information:
+* [host_build.sh](scripts/cmake-build/host_build.sh) builds MegEngine that runs on the same host machine (i.e., no cross compiling).
+  The following command displays the usage:
   ```
   scripts/cmake-build/host_build.sh -h
   ```
-* [cross_build_android_arm_inference.sh](scripts/cmake-build/cross_build_android_arm_inference.sh) is to build MegEngine targeted to run at Android-ARM platforms.
-Please run the following command to get help information:
+* [cross_build_android_arm_inference.sh](scripts/cmake-build/cross_build_android_arm_inference.sh) builds MegEngine for DNN inference on Android-ARM platforms.
+  The following command displays the usage:
   ```
   scripts/cmake-build/cross_build_android_arm_inference.sh -h
   ```
-* [cross_build_linux_arm_inference.sh](scripts/cmake-build/cross_build_linux_arm_inference.sh) is to build MegEngine targeted to run at Linux-ARM platforms.
-Please run the following command to get help information:
+* [cross_build_linux_arm_inference.sh](scripts/cmake-build/cross_build_linux_arm_inference.sh) builds MegEngine for DNN inference on Linux-ARM platforms.
+  The following command displays the usage:
   ```
   scripts/cmake-build/cross_build_linux_arm_inference.sh -h
   ```
-* [cross_build_ios_arm_inference.sh](scripts/cmake-build/cross_build_ios_arm_inference.sh) is to build MegEngine targeted to run iphone/iPad platforms.
-Please run the following command to get help information:
+* [cross_build_ios_arm_inference.sh](scripts/cmake-build/cross_build_ios_arm_inference.sh) builds MegEngine for DNN inference on iOS (iPhone/iPad) platforms.
+  The following command displays the usage:
   ```
   scripts/cmake-build/cross_build_ios_arm_inference.sh
   ```
@@ -70,9 +69,9 @@ Please refer to [BUILD_README.md](scripts/cmake-build/BUILD_README.md) for more
 
 ## How to Contribute
 
-* MegEngine adopts [Contributor Covenant](https://contributor-covenant.org) to maintain our community. Please read the [Code of Conduct](CODE_OF_CONDUCT.md) to get more information.
-* Every contributor of MegEngine must sign a Contributor License Agreement (CLA) to clarify the intellectual property license granted with the contributions. For more details, please refer [Contributor License Agreement](CONTRIBUTOR_LICENSE_AGREEMENT.md)
-* You can help MegEngine better in many ways:
+* MegEngine adopts [Contributor Covenant](https://contributor-covenant.org) as a guideline to run our community. Please read the [Code of Conduct](CODE_OF_CONDUCT.md).
+* Every contributor of MegEngine must sign a [Contributor License Agreement (CLA)](CONTRIBUTOR_LICENSE_AGREEMENT.md) to clarify the intellectual property license granted with the contributions.
+* You can help improving MegEngine in many ways:
     * Write code.
     * Improve [documentation](https://github.com/MegEngine/Docs).
     * Answer questions on [MegEngine Forum](https://discuss.megengine.org.cn), or Stack Overflow.
@@ -81,13 +80,13 @@ Please refer to [BUILD_README.md](scripts/cmake-build/BUILD_README.md) for more
     * Report or investigate [bugs and issues](https://github.com/MegEngine/MegEngine/issues).
     * Review [Pull Requests](https://github.com/MegEngine/MegEngine/pulls).
     * Star MegEngine repo.
-    * Reference MegEngine in your papers and articles.
+    * Cite MegEngine in your papers and articles.
     * Recommend MegEngine to your friends.
-    * ...
+    * Any other form of contribution is welcomed.
 
-We believe we can build an open and friendly community and power humanity with AI.
+We strive to build an open and friendly community. We aim to power humanity with AI.
 
-## How to contact us
+## How to Contact Us
 
 * Issue: [github.com/MegEngine/MegEngine/issues](https://github.com/MegEngine/MegEngine/issues)
 * Email: [megengine-support@megvii.com](mailto:megengine-support@megvii.com)
@@ -105,4 +104,4 @@ We believe we can build an open and friendly community and power humanity with A
 
 MegEngine is Licensed under the Apache License, Version 2.0
 
-Copyright (c) 2014-2020 Megvii Inc. All rights reserved.
+Copyright (c) 2014-2021 Megvii Inc. All rights reserved.

README_CN.md

@@ -13,7 +13,7 @@ MegEngine 是一个快速、可拓展、易于使用且支持自动求导的深
 
 ## 安装说明
 
-**注意:** MegEngine 现在支持 Linux-64bit/Windows-64bit/macos-10.14及其以上 (MacOS只支持cpu) 平台安装，支持Python3.5 到 Python3.8。对于 Windows 10 用户，可以通过安装 [Windows Subsystem for Linux (WSL)](https://docs.microsoft.com/en-us/windows/wsl) 进行体验，同时我们也原生支持Windows。
+**注意:** MegEngine 现在支持在 Linux-64bit/Windows-64bit/macos-10.14及其以上 (MacOS只支持cpu) 等平台上安装 Python 包，支持Python3.5 到 Python3.8。对于 Windows 10 用户，可以通过安装 [Windows Subsystem for Linux (WSL)](https://docs.microsoft.com/en-us/windows/wsl) 进行体验，同时我们也原生支持Windows。MegEngine 也支持在很多其它平台上进行推理运算。
 
 ### 通过包管理器安装
 
@@ -27,11 +27,11 @@ python3 -m pip install megengine -f https://megengine.org.cn/whl/mge.html
 
 ### 环境依赖
 
-大多数编译 MegEngine 的依赖位于 `third_party` 目录，可以通过以下命令自动安装：
+大多数编译 MegEngine 的依赖位于 [third_party](third_party) 目录，可以通过以下命令自动安装：
 
 ```bash
-$ ./third_party/prepare.sh
-$ ./third_party/install-mkl.sh
+./third_party/prepare.sh
+./third_party/install-mkl.sh
 ```
 
 但是有一些依赖需要手动安装：
@@ -47,23 +47,23 @@ MegEngine使用CMake作为构建工具。我们提供以下脚本来帮助编译
 
 * [host_build.sh](scripts/cmake-build/host_build.sh) 用于本地编译。
 参数 -h 可用于查询脚本支持的参数:
-  
+
   ```
   scripts/cmake-build/host_build.sh -h
   ```
 * [cross_build_android_arm_inference.sh](scripts/cmake-build/cross_build_android_arm_inference.sh) 用于ARM-安卓交叉编译。
 参数 -h 可用于查询脚本支持的参数:
-  
+
   ```
   scripts/cmake-build/cross_build_android_arm_inference.sh -h
   ```
 * [cross_build_linux_arm_inference.sh](scripts/cmake-build/cross_build_linux_arm_inference.sh) 用于ARM-Linux交叉编译。
 参数 -h 可用于查询脚本支持的参数:
-  
+
   ```
   scripts/cmake-build/cross_build_linux_arm_inference.sh -h
   ```
-* [cross_build_ios_arm_inference.sh](scripts/cmake-build/cross_build_ios_arm_inference.sh) 用于IOS交叉编译。
+* [cross_build_ios_arm_inference.sh](scripts/cmake-build/cross_build_ios_arm_inference.sh) 用于iOS交叉编译。
   参数 -h 可用于查询脚本支持的参数:
 
   ```
@@ -97,7 +97,7 @@ MegEngine使用CMake作为构建工具。我们提供以下脚本来帮助编译
 * 邮箱: [megengine-support@megvii.com](mailto:megengine-support@megvii.com)
 * 论坛: [discuss.megengine.org.cn](https://discuss.megengine.org.cn)
 * QQ: 1029741705
-* OPENI: [openi.org.cn/MegEngine](https://www.openi.org.cn/html/2020/Framework_0325/18.html) 
+* OPENI: [openi.org.cn/MegEngine](https://www.openi.org.cn/html/2020/Framework_0325/18.html)
 
 ## 资源
 
@@ -109,4 +109,4 @@ MegEngine使用CMake作为构建工具。我们提供以下脚本来帮助编译
 
 MegEngine 使用 Apache License, Version 2.0
 
-Copyright (c) 2014-2020 Megvii Inc. All rights reserved.
+Copyright (c) 2014-2021 Megvii Inc. All rights reserved.