Version 1.5.0, 2006-01-01
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* Moved all global/shared library state into a single object
* Mutex objects are created through mutex factories instead of a global
* Removed ::get_mutex(), ::initialize_mutex(), and Mutex::clone()
* Removed the RNG_Quality enum entirely
* There is now only a single global-use PRNG
* Removed the no_aliases and no_oids options for LibraryInitializer
* Removed the deprecated algorithms SEAL, ISAAC, and HAVAL
* Change es_ftw to use unbuffered I/O