1.2.1
    - Improved the shield updating system.
    - New option to enable absorption from armor rating even if armor is not disabled.
    - New option to hide the armor bar when armor is disabled.
    - New option to use compatibility recipe (so people can't smelt enchanted books for piles of gold).
1.2
    - The item used to craft books of absorption is now configurable.
    - You can now set a global cap to limit the effects of combining natural absorption with the absorption enchantment.
1.1
    - Added "Absorption" enchantment.
    - New armor override option to make armor give absorption instead of damage reduction (disabled by default).
1.0
    - Released!