Changes:
- * Problem indicator in game tree sometimes shows problems even when none exists.
* Game tree now shows problem indicator also if several markups are in same positions.
* Game tree tooltip informs about specific problem (if any).
* Fixed selection problem relating to area selections. This fix requires still more testing.
* Installation without thumbnail viewer does not complain about missing executable (windows only).
* Clipboard settings dialog was completely broken.
* WMF generation was broken with some of the format options (windows only).
* New h2 database version.