Mysticcraft: a Magical Adventure

fixed fire lance spell hitting mobs multiple times per tick
fixed magic find not working on vanilla rare drops
fixed Shadow Assassin Armor not hiding on ability use
fixed Pristine color display
fixed gemstones not usable on multiple armor pieces at the same time
fixed game crash when trying to apply an empty gemstone slot
fixed rainbow animator doing sh**
fixed showing empty spell
fixed gemstones can not be removed from gemstone items

added mining fortune attribute
added celestine gemstone
added update checker