Add pkg-config support
Merge branch 'add-pkgconfig-support' of https://github.com/matze/clFFT into matze-add-pkgconfig
Merging Matzes pull request, with modifications for the new install procedure
Fixed compiler name check on Linux

- Default compiler name on most distros is c++
- Check for the flag "CMAKE_COMPILER_IS_GNUCXX instead
Adding mingw32 support as a compilation platform
Merge pull request #15 from pavanky/develop

Fixed compiler name check on Linux

Code review looks good
Fixed bug in clFFT.pc.in where lib directory was set relative to bin directory
Added SOVERSION 2 to the clFFT library
Merge pull request #17 from kknox/matze-add-pkgconfig

Matze add pkgconfig
Merge pull request #18 from kknox/mingwSupport

Adding mingw32 support as a compilation platform
Cleanup of txt not in the spirit of the clMath Apache license