(#2) Styling: Fixed add button is not usable for small viewports. Some further improvements.
(#2) Changelog
Merge branch 'feature/2-add-button-is-not-usable-for-small-viewports'

* feature/2-add-button-is-not-usable-for-small-viewports:
  (#2) Changelog
  (#2) Styling: Fixed add button is not usable for small viewports. Some further improvements.
(#3) Styling: Added support for retina images
(#3) Changelog
Merge branch 'feature/3-styling--retina-image-are-not-implemented-correctly'

* feature/3-styling--retina-image-are-not-implemented-correctly:
  (#3) Changelog
  (#3) Styling: Added support for retina images
Added forgotten files
Hello World Tutorial: Fixed source code example

Fixed path of HeadlineWidget in page1.json source code example.
(#4) Removed duplicate data-ax-widget-area
(#4) Changelog
Merge branch 'feature/4-bug--two-areas-with-the-same-data-ax-widget-area-name'

* feature/4-bug--two-areas-with-the-same-data-ax-widget-area-name:
  (#4) Changelog
  (#4) Removed duplicate data-ax-widget-area
ArticleBrowserWidget Tutorial: fixed example

Fixed source code example.
Updated links to laxar documents
Updated links to laxar documents
(#7) Extracted most styles into laxar_demo.theme
Merge branch 'feature/7-move-branding-to-theme-rebase'

* feature/7-move-branding-to-theme-rebase:
  (#7) Extracted most styles into laxar_demo.theme
(#8) theming: added darkly theme
Merge branch 'feature/8-add-darkly-theme-rebase'

* feature/8-add-darkly-theme-rebase:
  (#8) theming: added darkly theme
(#9) documentation: Fixed links in README.md
Merge branch 'feature/9-fix-readme-links'

* feature/9-fix-readme-links:
  (#9) documentation: Fixed links in README.md