Merge 5.2 release branch into amd-fftw

Author: BiplabRaut

CMakeLists.txt

@@ -254,7 +254,7 @@ if (MSVC)
 endif(MSVC)
 
 string(TIMESTAMP TODAY "%Y%m%d")
-add_compile_definitions(AOCL_FFTW_VERSION="AOCL-FFTW 5.1.0 Build ${TODAY}")
+add_compile_definitions(AOCL_FFTW_VERSION="AOCL-FFTW 5.2.0 Build ${TODAY}")
 
 find_library (LIBM_LIBRARY NAMES m)
 if (LIBM_LIBRARY)