Nothing really new as far as how we're using Font Awesome, but it is
good to keep up with the times and the tooling. Users that have used
custom fonts in their content or layouts will need to update their
icon prefixes from "fa" to "fas" or "fab" depending on which font
their icon comes from.
See: https://fontawesome.com/how-to-use/on-the-web/setup/upgrading-from-version-4
* Add Vim modeline comments to all relevent template files.
* Add Vim modeline comments to a few other files.
* Move modeline comments inside the template definitions in list and single.
For some odd reason, putting them outside breaks the page generation.
* Use template comments for modeline comments in templates.
* Fix form 2 modelines.
By default they are on, but you can disable them by adding the
following configuration value:
[params.sharingicons]
hide = true
If this parameter is undefined (or "false") then the icons will be
shown. Furthermore, you can disable specific icons by setting their
value to "false", ie:
[params.sharingicons]
facebook = false
Any icons not named will be shown. Currently there a four icons
configureg: facebook, googleplus, linkedin, and twitter.