6.0 Changes

- Removed dead potion code
- Fixed AOC CDR scaling coefficient (still using 1/(1+x) rather than
(1-x) for now)
- Organized spell damage formulas, and created shadow reflection
versions of them
- Fixed t14_4p and t15_4p to use updated mechanics
- MG triggers on every target that is hit by the DFA AOE
- Talisman of Bloodlust stacks to 5 again.