Small feedback update: Reduce the AP cost of Squadsight from 35 to 18.

Small ability tweak:
- Quick Feet now has special logic which will restrict its bonus AP to only trigger 1/turn when used on a unit with Shadow.
- Also, swap the tiers for Low Profile and Quick Feet to make Quick Feet show up at Lieutenant instead of Corporal/Sergeant

Fixed bad config and move Rend Fleche from PSIBLADE1 to PSIBLADE3 as it is too powerful at an early rank.

Add configs to stop them from getting 200 AP at Col & Brig ranks.

Couple small perk tweaks.

Initial release.