games/fheroes2: update to 0.9.4
- Add The Price of Loyalty campaigns support and polish The Succession Wars campaigns
- Add extended number of days shown on cursors and 2-hex movement shadow for 2-hex monsters
- Add ability to view Hero Screen during battle
- Add an installer for Windows
- Fix many issues with object interaction logic on World Map and AI behavior
- Improved rendering performance up to 30%
- Over 100 bugs fixed since 0.9.3 release