[jhbuild] (2 commits) ...Merge branch 'improve_sudo_message' into 'master'

From: Christoph Reiter <creiter src gnome org>
To: commits-list gnome org
Cc:
Subject: [jhbuild] (2 commits) ...Merge branch 'improve_sudo_message' into 'master'
Date: Fri, 12 Jul 2019 06:33:23 +0000 (UTC)

Summary of changes:

  5a430e2... improved error message for missing pkexec and sudo
  24121e5... Merge branch 'improve_sudo_message' into 'master'