- Update to version 0.4.6
* Added a cleanup function to free the ws2_32 library.
* Fixed build with gcc 3.4.
* Fixed the Windows build on Vista and newer.
* Fixed the usage of WSAPoll() on Windows.
* Fixed "@deprecated" in doxygen
* Fixed some mingw warnings.
* Fixed handling of opened channels.
* Fixed keepalive problem on older openssh servers.
* Fixed testing for big endian on Windows.
* Fixed the Windows preprocessor macros and defines.

- Update to version 0.4.5
* Added option to bind a client to an ip address.
* Fixed the ssh socket polling function.
* Fixed Windows related bugs in bsd_poll().
* Fixed serveral build warnings.

- Update to version 0.4.4
* Fixed some bugs ein path expand functions.

- Update to version 0.4.3
* Added global/keepalive responses.
* Added runtime detection of WSAPoll().
* Added a select(2) based poll-emulation if poll(2) is not available.
* Added a function to expand an escaped string.
* Added a function to expand the tilde from a path.
* Added a proxycommand support.
* Added ssh_privatekey_type public function
* Added the possibility to define _OPENSSL_DIR and _ZLIB_DIR.