Merge "Sync PG version in INSTALL" into REL1_31
authorjenkins-bot <jenkins-bot@gerrit.wikimedia.org>
Wed, 18 Apr 2018 18:07:10 +0000 (18:07 +0000)
committerGerrit Code Review <gerrit@wikimedia.org>
Wed, 18 Apr 2018 18:07:10 +0000 (18:07 +0000)

Trivial merge