Mana Crystals

Adds Mana crystals to the game to increase your maximum mana! Requires [Iron's Spellbooks](https://modrinth.com/mod/irons-spells-n-spellbooks) to be installed  Mana Crystals increase your maximum mana by 10 each time one is used for a maximum of 10 uses (so 100 extra mana can be gotten through mana crystals) These crystals can be obtained by crafting them using 9 mana crystal shards, and those can be crafted using 9 mana dust. Mana Dust can be crafted using basic materials such as lapis lazuli and arcane essence