[gnome-tour: 8/8] Merge branch 'bilelmoussaoui/headerbar' into 'master'

[Bilal Elmoussaoui <bilelmoussaoui src gnome org>]

commit 2f78574fc2cb5b52280efb3f1aeaa16b4292e9dd
Merge: 441a3b9 1ddab3b
Author: Bilal Elmoussaoui <bil elmoussaoui gmail com>
Date:   Thu Feb 11 13:19:13 2021 +0000

    Merge branch 'bilelmoussaoui/headerbar' into 'master'
    
    Always show a headerbar
    
    Closes #30
    
    See merge request GNOME/gnome-tour!35

 .gitlab-ci.yml                           | 14 +++---
 build-aux/org.gnome.TourDevel.json       | 25 +----------
 data/resources.gresource.xml             |  7 +--
 data/resources/assets/start-bg-bg-bg.svg |  1 -
 data/resources/assets/start-bg-bg.svg    |  1 -
 data/resources/assets/start-bg.svg       |  1 -
 data/resources/assets/start-fg.svg       |  1 -
 data/resources/assets/welcome.svg        |  1 +
 data/resources/style.css                 | 14 +++---
 src/widgets/pages/welcome.rs             | 39 +----------------
 src/widgets/paginator.rs                 | 73 ++++++++++++++++++++++----------
 11 files changed, 67 insertions(+), 110 deletions(-)
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