feature/2e-support

WARNING: W.I.P.!

Add a system setting to enable 2e rules. With it active:

• Update death save automation
• Update dmg progression to 1/2/4x
• Update dice level progression to 1/2/3/4/5/6/8/10/12/16(/20)
• Update conditions (names, mechanics & journals)
• Update toughness
• Update strong recovery
• Add new ability multiplier, recovery and skills & initiative incrementals
• Hide and disable deprecated incrementals
• Adjust base stats calculation
• Add Mental Phenomenon flag to use Int instead of Dex for AC, PD and Initiative calculation
• Add @lvldice shorthand for custom formulae needing to access the number of weapon/recovery dice per level
• Localize race/kin in sheet and importer

Bonus features & fixes (for both editions):

• Support multidice recovery dice (e.g. 2d6)
• Add even level fields to powers
• Remove Improved Initiative flag (with migration to move the bonus to the sheet initative adjustment field)
• Fix condition dragging to tokens
• Fix npc autoLevel being wrongly triggered by hitting enter while editing the npc vue sheet

TODO:

• Automate new Icon roll rules