Merge branch 'matthiasc/for-master' into 'master'
authorMatthias Clasen <mclasen@redhat.com>
Mon, 22 Jun 2020 13:11:13 +0000 (13:11 +0000)
committerMatthias Clasen <mclasen@redhat.com>
Mon, 22 Jun 2020 13:11:13 +0000 (13:11 +0000)
gtk-demo: Add a warning to the colors demo

See merge request GNOME/gtk!2131


Trivial merge