Crypto++ 8.9.0

Known Issues

• #101
  When defining CRYPTOPP_DISABLE_ASM to a truthful value, the build will fail if
  the compiler is MSVC on Windows or clang on MSys. A fix has been done on the
  master branch of crypto++
  (weidai11/cryptopp@121014baf0e8).
  cryptopp-cmake tracks the released versions of crypto++ and will be re-released
  when crypto++ is.

Features

• update source files for crypto++ 8.9.0 (fa72356), closes #88

Bug Fixes

• link to omp if requested (#92) (899542f)
• make MacOS $(ARCHS_STANDARD) a valid value for CMAKE_OSX_ARCHITECTURES (6bb6463), closes #99