Please review: cmake check for Cagibi

[Yury G. Kudryashov]

Maciej Mrozowski wrote:

> With that mind, runtime-only dependency handling could be simplified to:
> (see attachment):
> 
> macro_log_runtime_dependency("FOO" "File Ownership Obstuctor"
> "http://foo.org" TRUE "" "Sophisticated file ownership obstructor.
> Required by KIO.")
+1