bug#8627: 24.0.50: cursor property behaves irregularly in before-strings

[Stefan Monnier]

> Note that, crucially, the before-string and after-string properties
> are not described in this section.  They are described elsewhere,
> where the `cursor' property is not mentioned.  So I wonder if the
> `cursor' property was really supposed to work with before-strings and
> after-strings...

The only use of `cursor' of which I remember is in minibuffer-message,
on an after-string.  It's used when we display " [Sole completion]" and
such messages.
So, yes, it's supposed to work on before/after-strings ;-)


        Stefan