anchor.diff:  .l-main-section
   h2#prereq4
     p  Prerequisite: Install TypeScript 2.2 for Visual Studio 2015
  -  p  前提条件: 安装TypeScript 2 for Visual Studio 2015
  +  p  前提条件: 安装TypeScript 2.2 for Visual Studio 2015
   :marked
     While Visual Studio Update 3 ships with TypeScript support out of the box, it currently doesn’t ship with TypeScript 2.2, 
     which you need to develop Angular applications.
     
  -  Visual Studio Update 3自带TypeScript支持，但是它的TypeScript版本开发Angular应用需要的不是2。
  +  Visual Studio Update 3自带TypeScript支持，但是它的TypeScript版本开发Angular应用需要的不是2.2。
   
     To install TypeScript 2.2:
     
  
positive.code:   Copy the QuickStart files you downloaded from GitHub into the folder containing the `.csproj` file.
    Include the files in the Visual Studio project as follows:
  
    拷贝从github下载的“快速起步”文件到包含`.csproj`文件的目录中。按照下面的步骤把它们加到Visual Studio中：
    
    * Click the `Show All Files` button in Solution Explorer to reveal all of the hidden files in the project.
  
  
negative.code:   [Download the QuickStart source](https://github.com/angular/quickstart)
    from GitHub. If you downloaded as a zip file, extract the files.
  
    从GitHub[下载“快速起步”的源代码](https://github.com/angular/quickstart)。如果下载的是一个压缩的zip文件，解压它。
  
  .l-main-section
  h2#create-project
  