[cmake-developers] Patch: Don't emit warning when config file not found

[Christoph Grüninger]

Hi Brad,
thanks for helping me out with the patch. Your wording of the message is
better than my proposal.
Please find attached an improved patch.

Bye
Christoph

-- 
[..] Mathematicians are like theologians: we regard
existence as the prime attribute of what we study.
But unlike theologians, we need not always rely upon
faith alone.                      [Lawrence Evans]
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