Remove unneeded `place edit info on the same line' CSS
Remove unneeded `place edit info on the same line' CSS

Not needed because I changed from <div> to <span> in DebikiHtml in
debiki-core (which I should move to debiki-app-play).

debiki/debiki-server-old,debiki/debiki-server-old,debiki/debiki-server-old,debiki/debiki-server-old