Mightiest Heroes

- Added custom sound for Vibranium Shield blocking
- Added looping spin sound for thrown Vibranium Shield
- Enchantment effects now work on thrown Vibranium Shields
- Tweaked Vibranium Shield bounce radius 
- Vibranium Shield will no longer damage or bounce to owned entities under OwnableEntity or your own mount
- Vibranium Shield is now thrown at the crosshair instead of below it
- Slightly increased Vibranium Shield hitbox size
- Blocking with a Vibranium Shield now knocks back the attacker a small amount and the speed reduction is less than that of a normal shield
- Fixed base shield damage adding the damage from the shield item when thrown (offhand and mainhand thrown damage should now be the same)
- Fixed a few other bugs
- Misc tweaks