message: Add app.manifest with support of Windows 8.1 and Windows 10. Fixes the issue with incorrectly reported OS version by Bugsnag (win)
diff: <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
  <Prefer32Bit>true</Prefer32Bit>
  </PropertyGroup>
  + <PropertyGroup>
  + <ApplicationManifest>app.manifest</ApplicationManifest>
  + </PropertyGroup>
  <ItemGroup>
  <Reference Include="Bugsnag, Version=2.2.0.0, Culture=neutral, processorArchitecture=MSIL">
  <HintPath>..\packages\Bugsnag.2.2.0\lib\net45\Bugsnag.dll</HintPath>
  <SubType>Designer</SubType>
  <LastGenOutput>Resources.Designer.cs</LastGenOutput>
  </EmbeddedResource>
  + <None Include="app.manifest" />
  <None Include="cacert.pem">
  <CopyToOutputDirectory>Always</CopyToOutputDirectory>
  </None>
  