Merge pull request #13004 from stephentoub/move_valuetask
authorStephen Toub <stoub@microsoft.com>
Mon, 24 Jul 2017 16:44:05 +0000 (12:44 -0400)
committerGitHub <noreply@github.com>
Mon, 24 Jul 2017 16:44:05 +0000 (12:44 -0400)
Move ValueTask and friends to corelib


Trivial merge