Insegel

Fixed bug where page width was broken with long highlighted code (3).
Fixed bug where headers would be doubled when using labels (2).

- The option to use datarum/wending dates has been removed, for dependency simplicity.
- Added custom.css for easier third party CSS plugins.
- Updated the layout and search pages to be more compatible with Sphinx 4.2.0.
- Added support for not using a logo, in which case it will default to the project name.

- Added copyright notice to the footer.
- Fixed an incompatability with nbsphinx.
- Added multiple level rendering of sidebar toctrees.
- Theme now uses Gregorian calendar by default.

Release Date :: 27 Mist 227 // 17 Nov 2018

Updated the theme to a cleaner, less cluttered one that matches that of Hrǽw.

Release Date :: 12 Snáw 226 // 1 Jan 2018

- Removed min-width from body, so that it scales properly on mobile resolutions.
- Changed the default Autophagy sigil.
- Refactored the footer build detail seperation.

Release Date :: 30 Mist 226 // 20 Nov 2017

- Changed the logo link from ``/`` to the ``master_doc`` setting.
- Updated the ``last_updated`` footer element to use the [Datárum](https://github.com/Autophagy/datarum) library to
render documentation updated dates in the Wending format, a custom variant on
the French Revolutionary calendar.
- Added theme option to disable Wending date display, which then uses regular
Gregorian dates.
- Changed monospace font stack to use Inconsolata.