Update to 3.2:
- added Train Clock, based on design by Nuno Pinheiro;
- added beClock theme, inspired by clock by Thomas Luebking;
- added Binary Clock;
- show placeholder category in title in rich text editor;
- enable Apply button when configuration values are changed;
- added Edit button to trigger clipboard action editor;
- moved custom themes to separate, shared data file;
- some other improvements and fixes.