[ITK] ITK 4.7.1 | CMake error in ITKConfig.cmake

[Matt McCormick]

Hi Andrius,

>> Please review and test this patch [1].  I have not tested it on
>> Windows.
>
> The problem line in F:/Program Files/itk/build/ITKConfig.cmake:70
> now appears as
>
> set(ITK_FFTW_INCLUDE_PATH "FFTW_INCLUDE_PATH")
>
> so now the ITK build fails where FFTW is required.

Thanks for testing. I have uploaded a second patch set.  Please review
and test patch set #2.

Thanks,
Matt