Version 1.9.1, 2009-10-23
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* Better support for Python and Perl wrappers
* Add an implementation of Blue Midnight Wish (Round 2 tweak version)
* Modify Skein-512 to match the tweaked 1.2 specification
* Add threshold secret sharing (draft-mcgrew-tss-02)
* Add runtime cpu feature detection for x86/x86-64
* Add code for general runtime self testing for hashes, MACs, and ciphers
* Optimize XTEA; twice as fast as before on Core2 and Opteron
* Convert CTR_BE and OFB from filters to stream ciphers
* New parsing code for SCAN algorithm names
* Enable SSE2 optimizations under Visual C++
* Remove all use of C++ exception specifications
* Add support for GNU/Hurd and Clang/LLVM

