Merge pull request dotnet/core-setup#3321 from dotnet-maestro-bot/master-UpdateDepend...
authorEric Erhardt <eric.erhardt@microsoft.com>
Wed, 18 Oct 2017 15:10:38 +0000 (10:10 -0500)
committerGitHub <noreply@github.com>
Wed, 18 Oct 2017 15:10:38 +0000 (10:10 -0500)
Update BuildTools, CoreClr, CoreFx, Standard to prerelease-02118-01, preview1-25818-03, preview1-25818-02, preview1-25818-01, respectively (master)

Commit migrated from https://github.com/dotnet/core-setup/commit/b124f5e460801cfe278a04e0d3988de5e3a0a904


Trivial merge