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* [FEATURE] Add displaysettingsui panel: Use full width, Make settings
permanent
* Mention DRC with link in footer, with DRC version
* Improve Makefile, add 'buildall' target in Makefile
* Style sphinx-tabs, phpdomain, confval, field-list
* [FIX] Fix load order of css files to have our theme.css at the end
* Update pygments.scss
* [EVOLVE] Account for new <li><p> nesting of latest Sphinx
* [EVOLVE] Disable overpowering style for <dl>
* [EVOLVE] Remove margins from <p> within <li>, produced by latest Sphinx
* Add 'black' to requirements_dev.txt
* Update classifiers in setup.py
* Add Javascript and html for 'versionhints'
* Use searchtools.js from Sphinx 4.2.0
* Update theme.js, load versionhints.html if applicable
* 9ff062b 2021-09-16 Upgrade all packages to current in yarn.lock
* Use searchtools.js from Sphinx-4.1.2