Java Plugin Framework (JPF) 0.4 released

Most interesting changes are:
- added possibility to register/unregister plug-ins in runtime (more testing required);
- added possibility to activate/deactivate plug-ins in runtime
- added plug-ins registry changes and plug-ins manager activity notification systems;
- added support for extension points "inheritance", it is now possible to create hierarchies of extension points;
- improved set of extension point parameter types;
- many internal improvements to make code faster and more stable.

Fisit project home page for documentation, demo and tutorial: http://jpf.sourceforge.net