Merge pull request dotnet/core-setup#3334 from eerhardt/MergeDevRelease20
authorEric Erhardt <eric.erhardt@microsoft.com>
Mon, 23 Oct 2017 23:52:24 +0000 (18:52 -0500)
committerGitHub <noreply@github.com>
Mon, 23 Oct 2017 23:52:24 +0000 (18:52 -0500)
Add xmlns to HostMachineInfo.props so the build passes on MSBuild 14.

Commit migrated from https://github.com/dotnet/core-setup/commit/80757cc1c5468d49b9252aa9bb0eaa1bcea317e3


Trivial merge