Release Notes: There are no known breaking changes, but many little stability improvements, as well as support for vs2012 and updated packaged Boost.
Release Notes: There have been many fixes and improvements since the 1.5 branch, but no breaking changes. A previous typo made it look like 1.6.1 RC had been released; that release should have been 1.6.0.
Release Notes: Along with other changes, issues with Visual Studio Express and Safari 5.1 on Windows were fixed.
Release Notes: The Safari 5.1 issue was fixed. A major build speed increase was made on Windows. Proxy detection support was added. Many more bugfixes and improvements were done.
Release Notes: This release fixes numerous bugs, Mac OS 10.4 support, Firefox 4 issues, and several threading-related edge-case crashes and deadlocks.
Release Notes: This release fixes the synchronous FireEvent issue as well as a few other miscellaneous issues (race conditions, etc).
Release Notes: This version offers some significant improvements over previous versions in terms of stability, memory efficiency, and drawing model support on the Mac platform. Relatively minor fixes were made since 1.5.0RC1.
Release Notes: Major stability improvements, major improvements to Mac Drawing classes, major memory usage improvements, and POST support for BrowserStreams.
Release Notes: Several small bugs and one potentially significant memory leak affecting all platforms were fixed. No breaking changes were made.