Visual Studio and MVC : "The project type is not supported by this installation"

If you just freshly (re)install your Visual Studio and you get the following error message when opening a web project using MVC :
The project type is not supported by this installation

(In the web project, the following term was underlined when opening the csproj for edit: MvcBuildViews)

Simply consider installing MVC using the Web Platform Installer (http://www.asp.net/mvc/mvc4) and NOT using the Extension Manager inside Visual Studio...

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