Issue Description:

tooltip vis discount mismatch with actual vis discount

Tooltip discounts:

Helmet: 6
Robes: 3
Leggings: 3
Boots: 2

Actual discounts:

Helmet: 7
Robes: 3
Leggings: 2
Boots: 2

Steps to reproduce:

1. Arcane Worktable with any recipe placed in
   (recipe used: Iron Capped Wooden Scepter: 1 vis per aspect)
   (wand used: 0% discount Gold Banded Greatwood Wand)
2. switching different sanguine armors and calculate the actual discounts

Affected Versions (Do not use "latest"):

• BloodMagic: 1.7.7-1.3.3-17
• Minecraft: 1.7.10
• Forge: 10.13.4.1558

1.7.10 has reached EOL and we are no longer accepting issues or fixing things. Sorry!