Re: 'M-o' ('facemap-keymap') has now been removed until March 10th 2021

[Gregory Heytings]

> > > In the transition period, 'M-o' is bound to a command that pops up a 
> > > buffer that explains the sitch, and what to do to recover the old 
> > > action in the test period.  (And where to complain; i.e. here.)
> >
> > The test period is now over, so we should now discuss whether to make 
> > the change permanent, and if so, whether we should bind any of the 
> > affected commands to something else.
> >
> > There hasn't been much feedback during the one month test period.  I 
> > think there's been one complaint about missing `center-line', and 
> > there's been at least two people mentioning `font-lock-fontify-block' 
> > (previously bound to `M-o M-o').  I don't recall anybody complaining 
> > about `facemenu-keymap' itself, though, or `center-paragraph'.
>
> IMO, font-lock-fontify-block should have a keybinding.  IME, it's too 
> important to be left without one.

I suggest to put it in the new keymap for buffer-related commands, for 
example:

C-x x l = font-lock-mode (i.e. toggle font lock mode on and off)
C-x x b = font-lock-fontify-block
C-x x B = font-lock-fontify-buffer