Change logs for ruby-psych source package in Bionic

ruby-psych (2.2.4-6build4) bionic; urgency=high

  * No change rebuild against ruby-defaults without ruby2.3 support.

 -- Dimitri John Ledkov <email address hidden>  Thu, 01 Mar 2018 09:36:07 +0000

ruby-psych (2.2.4-6build3) bionic; urgency=medium

  * No-change rebuild for ruby2.5 update.

 -- Matthias Klose <email address hidden>  Thu, 01 Feb 2018 19:02:54 +0000

ruby-psych (2.2.4-6build2) artful; urgency=medium

  * Revert previous upload, now the new jruby is bootstrapped
    (package again in sync with Debian)

 -- Gianfranco Costamagna <email address hidden>  Thu, 21 Sep 2017 12:13:58 +0200