Publish test report to Github Pages

[dgg]

As part of the CI build, the TestResult.xml should be turned into an HTML report, pushed as an artifact and pushed to gh-pages tag.

Check

• (http://blog.johnnyreilly.com/2015/01/deploying-aspnet-mvc-to-github-pages-with-appveyor-part-2.html)
• (http://www.gep13.co.uk/blog/setup-appveyor-to-deploy-octopress-site-to-github-pages/)

for reference

[dgg]

Test results are available from both coverage reports: