Merge pull request dotnet/core-setup#2494 from karajas/dedupPublish
authorWes Haggard <weshaggard@users.noreply.github.com>
Tue, 23 May 2017 19:59:45 +0000 (12:59 -0700)
committerGitHub <noreply@github.com>
Tue, 23 May 2017 19:59:45 +0000 (12:59 -0700)
Ensure Duplicate items aren't present during publish

Commit migrated from https://github.com/dotnet/core-setup/commit/ff009f68c9ef089285cc90a4a6cc7437209532b4


Trivial merge