bug#7967: 23.2.93; keybindings should be echoed in *Message* buffer

[Roland Winkler]

On Wed Feb 2 2011 Glenn Morris wrote:
> > Execute any command foo with a keybinding in its "long form" M-x foo.
> > Emacs issues the message 
> >
> >   You can run the command `foo' with ...
> >
> > The default is to display this message for two seconds.
> > Then the message is gone for ever. 
> 
> You can use M-x where-is (C-h w) to bring it back whenever you like.

It wasn't emacs if there were not all kind of alternative ways for
this.  But why not put it into the *Message* buffer, too?
I like these messages because my capacity for memorizing things is
limited.

Roland