[CMake] new FindwxWidgets.cmake + UsewxWidgets.cmake

[Jan Woetzel]

Brad King wrote:

> .. Please submit the files in a feature request on the bug tracker:

Done - #3443.

Jan.

-- 

  Dipl.-Ing. Jan Woetzel
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  University of Kiel
  Institute of Computer Science and Applied Mathematics
  Hermann-Rodewald-Str. 3 [room 310]
  24098 Kiel/Germany
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  Phone +49-431-880-4477
  Fax   +49-431-880-4054
  Mob.  +49-179-2937346
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  Url   www.mip.informatik.uni-kiel.de/~jw
  Email jw at mip.informatik.uni-kiel.de