Modify _Root.Head.cshtml page adding 2 js file for IE8

(
  @*[if lt IE 9]>*@
      <script src="~/Themes/NopShop/Scripts/html5shiv.js"></script>
      <script src="~/Themes/NopShop/Scripts/respond.min.js"></script>
    @*<![endif]*@
)
Affected file : ~/Views/Shared/_Root.Head.cshtml