v1.006 - Fixes, fixes, fixes!

Few fixes in shop prices
Gold and XP from sales in shops are counted in the quests
XP needed for level 10 is now 15000 (less grind!)
Lots of fixes of UI visuals
Ironman mode, disabled by default
Fixes for complex situations, like:
Unit with Advance VS Unit with poison + revenge
Unit with Death after Attack VS Unit with poison + revenge
Unit with Advance VS Unit with Summon after death dwarf on a Swamp terrain