Peter Hsu

E2E tests failed if KoreBuild upgrades the test framework version with ``` Catastrophic failure: System.InvalidOperationException: The process has no package identity. (Exception from HRESULT: 0x80073D54)```

1. merge the csproj file for test site 2. migrate appveyor to vsts 3. install hosting bundle instead of using scripts to install sharefx and ancm

We pull in docker cli to mimic the way it uses credential store. This pulls in a lot of unnecessary dependencies. Let's see how much we can gain by removing...