What is NuGet and how to install it on Visual Studio 2013
 NuGet  is the package manager for the Microsoft development platform including .NET. The NuGet client tools provide the ability to produce and consume packages. The NuGet Gallery is the central package repository used by all package authors and consumers.      How to install NuGet using Visual Studio Extension Manager :    Open  Visual Studio, Click Tools   and then Extension  Manager .    Navigate  to Online ,  Find NuGet  Manager Extension   and click Download    In  the Installer  dialog  box, click Install .    When  installation is complete, close and re-open Visual Studio.        NuGet is now ready to use.