QSP patch/activator (Review Request 126125: [OS X] make KDE's trash use the OS X trash)

[René J. V. Bertin]

Alex Merry wrote:

> I'm not sure what you mean by "incremental", though. All CMake variables
> overwrite their previous values when you set them, so you have to
> explicitly include the old value when you set them, and you can't really
> do this from the command line.

That's what I was getting at. If a feature, it's an annoying one that really 
doesn't play well with build systems where different components each may have 
something to add ...
Gotta live with it, I guess.

R.