Added compatibility with Iron's Spells 'n Spellbooks 3.15.0

Fixed a bug with changing attributes.

Minor Fixes

Added three spells:

• Bard's Inspiration: A weakened version of Bard's Heart that increases the power of spells.
• Wicked Mockery: Deals damage and weakens the target
• Mana Regeneration: Increases your mana regeneration

1. Fixed the issue with the second layer of the skin being visible through the armor.
2. Fixed the issue with the helmet not displaying correctly