Combat rework update

Svarog's Dream Playtest

1. 3 classes [b]split into 12[/b], with new passive skills, rebalance, and GFX update on half of active skills. Added undo button 2. General [b]UI improvements[/b] around action bar, experience bar more visible. 3. [b]Ragdolls [/b]in combat on death. 4. Five times increased character movement acceleration for [b]easier controls[/b]. 5. [b]Weapon trail[/b] in melee combat 6. Smoother [b]camera shake[/b] 7. Game settings option to enable and show player [b]health bar[/b] over character head. 8. New sounds in combat 9. Icon to enable action bar directly through UI. 10. Bow combat animation improvements 11. New spell selection tooltip and new mastery UI 12. Players now can [b]combine classes[/b] and skills are more independent on weapons 13. Tooltips, help page, intro page, and others are updated to reflect new skills 14. Updated rings to support mastery update 15. Added code and messages to support transition from old to new skills 16. Fixed floating precision issue which caused problems with navigation in dungeons and underworld 17. Fixed some graphical issues which caused ground textures to show in worse resolution on high settings 18. Introducing the option to play the game on [b]hard difficulty[/b]. 19. Improved WASD movement. 20. Replaced the blind prophet game model.