bulma: use Font-Awesome instead of Fontello + start of major redesign: - Font-Awesome is now used instead of Fontello, following change in Libervia Media. - This is a beginning of a major redesign of the web templates/web frontend. This currently breaks a lot of thing.

.list-item-closed {
    text-decoration: line-through #dd0000 0.3em;
    color: hsl(0, 0%, 48%);
}

.status_closed>.title, .list-item.status_closed .xmlui_field__title {
    text-decoration: line-through #000 0.2em;
    color: hsl(0, 0%, 48%);
}