0.5.0
-----
  * Untested fix for semaphores on Mac OS X.
  * Small build system-related changes.

0.4.0
-----
  * API break, new version is 5.0.0.
  * Added threading, mutex and semaphore APIs.
  * Added element handling functions to list and AVL trees APIs.
  * All functions operating on UTF16-encoded strings now use natural endianess.
  * Small build system-related changes.
  * Synced documentation among website, text files and headers.

0.3.0
-----
  * API break, new version is 4.0.0.
  * Lists and AVL trees are no more thread-safe.
  * Added new thread-local locale API.
  * Mutex API dropped.
  * Removed grapheme counting functions and updateded string handling API.
  * Various improvements and bugfixing.
  * Fixed typo in the COPYING file.

0.2.91
------
  * Officially unsupported Win32/64 port.
  * API update.
  * Various bugfixing.

0.2.90
------
  Rewritten from scratch.
