Merge pull request dotnet/coreclr#9099 from wtgodbe/CoreRootRunTest
authorWilliam Godbe <wigodbe@microsoft.com>
Wed, 25 Jan 2017 20:12:18 +0000 (12:12 -0800)
committerGitHub <noreply@github.com>
Wed, 25 Jan 2017 20:12:18 +0000 (12:12 -0800)
Reintroduce building Core_Root to runtest.cmd

Commit migrated from https://github.com/dotnet/coreclr/commit/eab3b514ed94a95f04b95717cc910114106d4faf


Trivial merge