Merge pull request dotnet/corefx#31993 from weshaggard/harvest21
authorWes Haggard <weshaggard@users.noreply.github.com>
Wed, 29 Aug 2018 16:32:29 +0000 (09:32 -0700)
committerGitHub <noreply@github.com>
Wed, 29 Aug 2018 16:32:29 +0000 (09:32 -0700)
Update the stable packages and harvested package versions.

Commit migrated from https://github.com/dotnet/corefx/commit/b89a1f8c4b2bb018bb428b1323b79fddf3d72c6d


Trivial merge