ui.tools.listener: document emacs-style keybindings for now.
ui.tools.listener: document emacs-style keybindings for now.

factor/factor,mrjbq7/factor,tgunr/factor,factor/factor,factor/factor,mrjbq7/factor,bpollack/factor,bpollack/factor,factor/factor,tgunr/factor,tgunr/factor,bpollack/factor,mrjbq7/factor,mrjbq7/factor,mrjbq7/factor,bpollack/factor,tgunr/factor,mrjbq7/factor,tgunr/factor,bpollack/factor,tgunr/factor,bpollack/factor,factor/factor,factor/factor,bpollack/factor