Legacy code bugs removed and In-game comparison test

[DorielRivalet]

Summary

The damage calculator needs tests by comparing the damage output in the game to the values shown in the calculator. This issue acts as a container of all the issues related to such. The overlay can be used to see the damage output.

Checklist

• Motion Values
• Shared Motion Values

Left Column

• Affinity Skills
• Multiplied Base
• Multipliers
• Flat Additions
• Elemental Skills
• Status Skills
• Custom Motion Value

Middle Column

• Weapon Properties and Sigils (legacy bug on multiple sigil users)
• Melee Weapons
• Ranged Weapons
• Elemental Damage
• Status Values
• Additional Damage

Right Column

• Monster Properties
• Hitbox Value Modifiers
• Buffs and Debuffs

Extras

• Ice Age
• Flash Conversion
• Formulas
• Gunlance Shells and Wyvernfire
• HBG Heat Beam

Motion Values

• Turn multi-hit mv into an array of numbers instead of a number, then calculate from the array.