- added view for "installed only"
- removed "--ebuild" mode
- added log, ebuild, files, and changelog as tabs
- saved preferences (aka sessions)
- added scrollbars to the update window
- handle new "use defaults" correctly
- allowed the permanent change of a plugin status
- added "ALL" category
- new design and handling
- allowed interactive emerges
- only remove already emerged packages from queue
- improved "update world"

**Follow-up releases:** _0.9.0.1_, _0.9.0.2_