wordpress-admin-style

• Add a link to the new function wp_admin_notice() documentation (available since 6.4) - Fixes Update Admin Notices #67
• Add a column to display notices with the CSS class .notice-alt examples
• Fix demo page JavaScript execution (in footer & defer) - Fix jQuery features not working #64
• Fix some HTML errors on scroll to top buttons (probably caused by PhpCSfix on commit 92c86f8)
• Fix jQuery UI image sources (unable to open files)
• Reactivate demo page custom CSS

• Maintenance scripts to run with jQuery 3.5*
• Maintenance of Prism library to the last stable version.
• Enhance a note for the Datepicker Style from John, #32.
• Add color palette support.
• Add WP Color Picker example, #40

• No content changes
• Add support for the GitHub Updater Plugin, #59
• Leave a note about the Dashicon project

• Update color overview
• Add color table for 'Auxiliary Hues', probs @stefanpejcic

• Add Gutenberg Ressource link to get information about this style, patters and resources for the new editor.

• Fixed markup in 2 Columns Layout: static (px) section since WP change to button markup instead of div. #52
• Fixed the admin notices to leave always visible.

• Added accessibility improvements on h1, in core since WP 4.8, see make post
• Small Cleanup source formatting, class name PSR rule.
• Change to an simpler updater for the github repo, Kudos GitHub Updater (Lite)

Thanks to @glueckpress for his helping hands.

Add syntax-highlighting with the help of Prism

• Cleanup Admin Notices (remove deprecated classes)
• Cleanup Alternative Colors

• Fix: Code sample should not be escaped.
• Fix: Small grammatical correction.
• Add: Add installation instructions.

Headings hierarchy changes in the admin screens. ( see #33 )
Update Dashicon Picker for all Dashicons, new one since WP 4.3. ( see #31 )