The 1.0.x series will be minor bugfixes, with increasing documentation and finalization of the css and ids for the new default presentation display modules, including "web", which will replace Buttonwood. Basically, the 1.0.x series is all about documentation and CSS.
1.1 -- Target: 2007-04-30: Full documentation, finalized css and default display modules, minor fixes and improved user experience based on feedback. All offline tools will also be tested and enabled.