Craftomancy

Hey guess what it's more fixes and tweaks

- Mana Collector generation rate has been slowed, now takes 4 seconds per unit of charge
- Spell "Grenade" is now affected by gravity
- "Chaos Orb" projectiles now last twice as long, and gradually lose momentum over time
- Fixed issues with "Megavolt" spell
- Spells that damage an entity with thorns will no longer deal damage to the caster
- Fixed spell death messages
- Spells are now considered magic damage, and will thus be resisted by witches

- Endermen can now avoid spell projectiles like they avoid arrows
- Added more particle effects
- Spell balance tweaks