[compiz] A little patch to make scale's show-desktop behaviour optional

[David Reveman]

On Sat, 2007-06-02 at 23:25 -0400, Quinn Storm wrote:
> This particular behaviour drives me nuts, its so easy to accidentally click on 
> desktop during scale and then all of your windows get minimized, which is no 
> fun.  This little patch just makes this optional, leaving the default to be 
> the normal behaviour.

Applied. Thanks.

-David