Revised Font Chooser and Preferences stacks

[Scott Rossi]

Recently, J. Landman Gay wrote:

> Since "do" statements don't compile until runtime, if you
> provide the appropriate branching behavior you get no errors in older
> engines. Thus, this works in all engines:
> 
>  if the version >= 2.7 then do "set the stackfileversion to" && tVers
> 
> Handy little tip to know.

Yeah, I've been using this with the antialiased property for a while now: I
believe any 2.7-only property can be handled this way.

Regards,

Scott Rossi
Creative Director
Tactile Media, Multimedia & Design
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E: scott at tactilemedia.com
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