Merge pull request #19994 from nfelt/tensorboard-1.9
authorMichael Case <mikecase@google.com>
Wed, 13 Jun 2018 18:28:26 +0000 (11:28 -0700)
committerGitHub <noreply@github.com>
Wed, 13 Jun 2018 18:28:26 +0000 (11:28 -0700)
Update tensorboard dependency to 1.9.x


Trivial merge