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.DLL Packages from NuGet are not comitted and has to reinstall.

Please refer to the packages.config to check what packages are installed
packages.config
<?xml version="1.0" encoding="utf-8"?>
<packages>
   <package id="CommonServiceLocator" version="1.3" targetFramework="net40" />
   <package id="MvvmLight" version="5.1.1.0" targetFramework="net40" />
   <package id="MvvmLightLibs" version="5.1.1.0" targetFramework="net40" />
   <package id="Newtonsoft.Json" version="6.0.8" targetFramework="net40" />
   <package id="System.Data.SQLite.Core" version="1.0.97.0" targetFramework="net40" />
</packages>

then refer to this link on how to reinstall the NuGet packages.
https://docs.nuget.org/consume/reinstalling-packages

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