PyQt Memaid 0.2.2 released

Pyqt-memaid 0.2.2 has been released. These are the new features:

- better compatibility when importing from other MemAid versions
- fixed SuperKaramba widget to work with recent versions of KDE and
SuperKaramba. Unicode characters are still a problem, which is probably
a bug in SuperKaramba.
- added option to add vice versa question (Jarno Elonen)
- better scheduling of inverse questions (Jarno Elonen)
- added tooltips for grades (Jarno Elonen)
- fixed digest crash for Unicode question (Jarno Elonen)