removed several perks to make a combination with shadow less punishing

reworked perktree
new class icon
additional exclusions

If you do not want to reroll your character in an ongoing campaign you can alternativly use the old exlusions

Added a new Perk to early Pool:

Marathon Runner
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Spend 2 action points to gain 3 movement-only action points. Can be used every other turn.

rebalanced statgain
new class icon

corrected a typo that prevented the class icon to appear