remove nonexistent "bar off" command from manual
remove nonexistent "bar off" command from manual

sunaku/wmii,bwhmather/wmii,0intro/wmii,sunaku/wmii,bwhmather/wmii,sunaku/wmii,0intro/wmii,bwhmather/wmii,0intro/wmii,bwhmather/wmii,0intro/wmii,bwhmather/wmii,sunaku/wmii,sunaku/wmii