refine README

README.md

@@ -17,9 +17,10 @@ Users from China can download the latest release of VNote from [Baidu Netdisk](h
 ## Linux
 [![Build Status](https://travis-ci.org/tamlok/vnote.svg?branch=master)](https://travis-ci.org/tamlok/vnote)
 
-**NOT** ready yet! Please help yourself to compile and build it from sources.
+There is an AppImage format standalone executable of VNote for major Linux distributions. **Any help for packaging and distribution on Linux is appreciated!**
 
-**Any help for packaging and distribution on Linux is appreciated!**
+- [Github releases](https://github.com/tamlok/vnote/releases)
+- Latest builds on master: [ ![Download](https://api.bintray.com/packages/tamlok/vnote/vnote/images/download.svg) ](https://bintray.com/tamlok/vnote/vnote/_latestVersion)
 
 ## MacOS
 [![Build Status](https://travis-ci.org/tamlok/vnote.svg?branch=master)](https://travis-ci.org/tamlok/vnote)
@@ -133,6 +134,8 @@ VNote also supports many other features, like:
 - Auto indent and auto list;
 
 # Build & Development
+VNote needs Qt 5.7 or above to build.
+
 1. Clone & Init
     ```
     git clone https://github.com/tamlok/vnote.git vnote.git
@@ -141,17 +144,30 @@ VNote also supports many other features, like:
     ```
 2. Download Qt & Have Fun  
 Download [Qt 5.7.0](http://info.qt.io/download-qt-for-application-development) and open `VNote.pro` as a project.
-3. Or if you prefer command line on Linux, you could follow these steps:
+
+## Linux
+If your distribution does not have Qt 5.7 or above, you need to add it from other sources. In Ubuntu, you could do this:
+
+```
+sudo add-apt-repository ppa:beineri/opt-qt571-trusty -y
+sudo apt-get update -qq
+sudo apt-get -y install qt57base qt57webengine qt57webchannel qt57svg qt57location qt57tools qt57translations
+source /opt/qt*/bin/qt*-env.sh
+```
+
+After Qt and some necessary modules are ready, you could follow these steps to build VNote
+
 ```
 cd vnote.git
 mkdir build
 cd build
-    # May need to use the qmake in your downloaded Qt.
 qmake ../VNote.pro
 make
 sudo make install
 ```
 
+For details, you could reference `.travis_linux.sh` in the source root.
+
 ## MacOS
 If you prefer command line on macOS, you could follow these steps.
 

README_zh.md

@@ -17,7 +17,10 @@
 ## Linux
 [![Build Status](https://travis-ci.org/tamlok/vnote.svg?branch=master)](https://travis-ci.org/tamlok/vnote)
 
-目前只能由用户自行从源代码构建编译，暂时还没有打包发布。希望了解Linux系统下打包发布的开发人员能提供这方面的帮助！
+VNote当前为主要Linux发行版提供了一个AppImage格式的独立可执行文件。希望了解Linux系统下打包发布的开发人员能提供这方面进一步的帮助！
+
+- [Github releases](https://github.com/tamlok/vnote/releases)
+- master分支的最新构建：[ ![Download](https://api.bintray.com/packages/tamlok/vnote/vnote/images/download.svg) ](https://bintray.com/tamlok/vnote/vnote/_latestVersion)
 
 ## MacOS
 [![Build Status](https://travis-ci.org/tamlok/vnote.svg?branch=master)](https://travis-ci.org/tamlok/vnote)
@@ -132,6 +135,8 @@ VNote还支持其他很多的功能，比如：
 - 自动缩进和自动列表；
 
 # 构建与开发
+VNote需要5.7版本以上的Qt进行构建。
+
 1. 克隆代码仓库
     ```
     git clone https://github.com/tamlok/vnote.git vnote.git
@@ -140,17 +145,30 @@ VNote还支持其他很多的功能，比如：
     ```
 2. 下载Qt  
 下载[Qt 5.7.0](http://info.qt.io/download-qt-for-application-development)，导入`VNote.pro`创建一个工程。
-3. 或者，在Linux命令行下，您可以执行以下命令来编译和安装：
+
+## Linux
+如果您的Linux发行版不提供5.7以上版本的Qt，那么您需要从其他来源获取Qt。在Ubuntu中，您可以执行以下步骤：
+
+```
+sudo add-apt-repository ppa:beineri/opt-qt571-trusty -y
+sudo apt-get update -qq
+sudo apt-get -y install qt57base qt57webengine qt57webchannel qt57svg qt57location qt57tools qt57translations
+source /opt/qt*/bin/qt*-env.sh
+```
+
+当Qt和相关的模块准备就绪后，您可以执行以下命令来编译和安装：
+
 ```
 cd vnote.git
 mkdir build
 cd build
-    # May need to use the qmake in your downloaded Qt.
 qmake ../VNote.pro
 make
 sudo make install
 ```
 
+更多细节，您可以参考源代码根目录下的`.travis_linux.sh`。
+
 ## MacOS
 在macOS下，您可以执行以下步骤来编译：