version 1.18.3 "Bug Fixes III" (2014-08-16)
	- Fixed #259: HTML response to EWS autodiscover triggers libxml2 assert (Stefan Becker)
	- Fixed #258: V&V call gets rejected when IPv6 is enabled (Stefan Becker, Jakub Adam)
	- Fixed #257: Windows 7: SIPE crashes after a minute (Stefan Becker)
	- mingw: improve crash information reporting (Stefan Becker)
