bug#14157: 24.3.50; Improve facemenu.el: Better "integration" with other libraries

[Eli Zaretskii]

> From: Jambunathan K <kjambunathan@gmail.com>
> Date: Wed, 10 Apr 2013 09:20:45 +0530
> 
>    Is it possible to have an "invisible face".  A text having this face
>    will not be displayed at all.

Forgot to answer this: there's the 'invisible' text property, of
course, but my guess is that this is not what you had in mind.  For
what I think you had in mind, 'display' text property is probably the
right tool, since it can make any text look like almost anything else.