Issue 471: Support WP8.1

Src/GoogleApis.Auth.Windows/GoogleApis.Auth.Windows.csproj

 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.micros
oft.com/developer/msbuild/2003">
 <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Com
mon.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Mi
crosoft.Common.props')" />
 <PropertyGroup>
 <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
 <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
 <ProductVersion>8.0.30703</ProductVersion>
 <SchemaVersion>2.0</SchemaVersion>
 <ProjectGuid>{B1D5B962-3E98-46D4-992E-C6491E4E8A02}</ProjectGuid>
 <OutputType>Library</OutputType>
@@ skipping 108 matching lines @@
 <ProjectReference Include="..\GoogleApis.Core\GoogleApis.Core.csproj">
 <Project>{db18f3a6-b16a-477b-a7b1-c2b116d1bfb0}</Project>
 <Name>GoogleApis.Core</Name>
 </ProjectReference>
 <ProjectReference Include="..\GoogleApis.Windows\GoogleApis.Windows.csproj">
 <Project>{9cbb9ec3-c678-4fb7-889b-ded6de1f06b6}</Project>
 <Name>GoogleApis.Windows</Name>
 </ProjectReference>
 </ItemGroup>
 <ItemGroup>
- <None Include="packages.config" />
+ <None Include="app.config">
+ <SubType>Designer</SubType>
+ </None>
+ <None Include="packages.config">
+ <SubType>Designer</SubType>
+ </None>
 </ItemGroup>
 <ItemGroup>
 <Reference Include="Microsoft.Threading.Tasks, Version=1.0.12.0, Culture=neu
tral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
 <SpecificVersion>False</SpecificVersion>
 <HintPath>..\..\packages\Microsoft.Bcl.Async.1.0.168\lib\win8\Microsoft.Th
reading.Tasks.dll</HintPath>
 </Reference>
 <Reference Include="Microsoft.Threading.Tasks.Extensions, Version=1.0.12.0,
Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
 <SpecificVersion>False</SpecificVersion>
 <HintPath>..\..\packages\Microsoft.Bcl.Async.1.0.168\lib\win8\Microsoft.Th
reading.Tasks.Extensions.dll</HintPath>
 </Reference>
 <Reference Include="Newtonsoft.Json, Version=6.0.0.0, Culture=neutral, Publi
cKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
 <SpecificVersion>False</SpecificVersion>
 <HintPath>..\..\packages\Newtonsoft.Json.6.0.4\lib\netcore45\Newtonsoft.Js
on.dll</HintPath>
 </Reference>
- <Reference Include="System.Net.Http.Extensions, Version=2.2.22.0, Culture=ne
 utral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
- <SpecificVersion>False</SpecificVersion>
- <HintPath>..\..\packages\Microsoft.Net.Http.2.2.22\lib\win8\System.Net.Htt
 p.Extensions.dll</HintPath>
+ <Reference Include="System.Net.Http.Extensions">
+ <HintPath>..\..\packages\Microsoft.Net.Http.2.2.28\lib\win8\System.Net.Htt
 p.Extensions.dll</HintPath>
 </Reference>
- <Reference Include="System.Net.Http.Primitives, Version=4.2.22.0, Culture=ne
 utral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
- <SpecificVersion>False</SpecificVersion>
- <HintPath>..\..\packages\Microsoft.Net.Http.2.2.22\lib\win8\System.Net.Htt
 p.Primitives.dll</HintPath>
+ <Reference Include="System.Net.Http.Primitives">
+ <HintPath>..\..\packages\Microsoft.Net.Http.2.2.28\lib\win8\System.Net.Htt
 p.Primitives.dll</HintPath>
 </Reference>
 </ItemGroup>
 <PropertyGroup Condition=" '$(VisualStudioVersion)' == '' or '$(VisualStudioVe
rsion)' &lt; '12.0' ">
 <VisualStudioVersion>12.0</VisualStudioVersion>
 </PropertyGroup>
 <Import Project="$(MSBuildExtensionsPath)\Microsoft\WindowsXaml\v$(VisualStudi
oVersion)\Microsoft.Windows.UI.Xaml.CSharp.targets" />
 <Import Project="$(SolutionDir)\.nuget\NuGet.targets" Condition="Exists('$(Sol
utionDir)\.nuget\NuGet.targets')" />
 <Import Project="..\..\packages\Microsoft.Bcl.Build.1.0.14\tools\Microsoft.Bcl
.Build.targets" Condition="Exists('..\..\packages\Microsoft.Bcl.Build.1.0.14\too
ls\Microsoft.Bcl.Build.targets')" />
 <Target Name="EnsureBclBuildImported" BeforeTargets="BeforeBuild" Condition="'
$(BclBuildImported)' == ''">
 <Error Condition="!Exists('..\..\packages\Microsoft.Bcl.Build.1.0.14\tools\M
icrosoft.Bcl.Build.targets')" Text="This project references NuGet package(s) tha
t are missing on this computer. Enable NuGet Package Restore to download them.
For more information, see http://go.microsoft.com/fwlink/?LinkID=317567." HelpKe
yword="BCLBUILD2001" />
 <Error Condition="Exists('..\..\packages\Microsoft.Bcl.Build.1.0.14\tools\Mi
crosoft.Bcl.Build.targets')" Text="The build restored NuGet packages. Build the
project again to include these packages in the build. For more information, see
http://go.microsoft.com/fwlink/?LinkID=317568." HelpKeyword="BCLBUILD2002" />
 </Target>
 <!-- To modify your build process, add your task inside one of the targets bel
ow and uncomment it.·
 Other similar extension points exist, see Microsoft.Common.targets.
 <Target Name="BeforeBuild">
 </Target>
 <Target Name="AfterBuild">
 </Target>
 -->
 </Project>