0.4.0 is in the wild. The beta GUI is now the default GUI
A big thank you to everyone that submitted bug reports and/or donations. This release wouldn't have happened without your support and enthusiasm.
Linux users: If you try to convert more than one document at a time, you may experience crashes. This is due to a bug in PyQt, you have to upgrade SIP and PyQt manually to a development snapshot, or just convert one thing at a time ;-)