Update main.css, nexted menus: ensure title width is wide enough to
accommodate children, Integrating public custom linkedin URL, add
instagram, snapchat, youtube, and spotify links, updated awesome-font to
v4.6, and updated CSS
Add support for big title images
(e6cb0a4f54).
Several bugfixes including pygment_highlights.css dependency, Index page
alignment/containers, and Index page site title. Also renamed
description to subtitle, in line with the original theme.
