Install into Extensions\GitHub\GitHub.16

Author: jcansdale

src/GitHub.VisualStudio.16/GitHub.VisualStudio.16.csproj

@@ -4,6 +4,7 @@
     <MinimumVisualStudioVersion>16.0</MinimumVisualStudioVersion>
     <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
     <TargetFrameworkProfile />
+    <ExtensionInstallationFolder>GitHub\GitHub.16</ExtensionInstallationFolder>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'ReleaseWithoutVsix|AnyCPU'">
     <OutputPath>bin\ReleaseWithoutVsix\</OutputPath>