Passive Skill Tree

Bug fixes:
- Fixed a bug when projectiles were duplicated when loaded from disk

- Fixed 'learned skill' requirement not saving properly

- Fixed damage avoidance not working on damage types without living attacker

- Fixed workbench not dropping itself when broken

- Fixed chance and amount healed for healing bonuses being swapped with each other when synced to client

- Fixed melee damage condition not working with non-player damage

New features:

- Added item bonus that provides item bonus list

- Added client config to disable skill tree background parallax effect

- Ticking bonuses can now have configurable cooldown

- Added skill bonus that grants experience on event

- Healing bonuses now have an option to grant percentage healing

- Added crit skill event

- Added player condition, player multiplier and item condition for free enchantment chance bonuses

Minor changes:

- Removed unused attributes

- Search fields in selection menus are now set to be focused by default

- Improved descriptions of some skill requirements

- Updated some of the alchemist skills