Type Script Support for VS 2013

add this in project file settings
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<PropertyGroup>
  <TypeScriptTarget>ES5</TypeScriptTarget>    
  <TypeScriptIncludeComments>true</TypeScriptIncludeComments>
  <TypeScriptSourceMap>true</TypeScriptSourceMap>  
  <TypeScriptModuleKind>CommonJS</TypeScriptModuleKind>
</PropertyGroup>
<Import Project="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)\TypeScript\Microsoft.TypeScript.targets" />