Hardmode Mod : Post-EnderDragon Content

The Hardmode Mod 1.2 :

This update brings you Hardmode Underground Treasures, bugfixes and some tweaks.

- Added Hardmode Underground Treasure with its own custom loot table !
- Added Hardmode Forcefield, an unbreakable block that starts to decay once Hardmode has been activated. It is used to protect the Underground Hardmode Treasures.

- Dragon Sword and Dragon Pickaxe damage got their damage increased by 1.

 - Fixed a bug where Hellstone and Molten Block would try to burn entities underwater and make an awful noise.
 - Fixed Hardmode slabs that would drop one single slab even if it was a double slab.
 - Hardmode Mobs will now instantly despawn if Hardmode is off instead of getting insta killed.
 - As a result of Hardmode Mobs now despawning correctly, they will all drop loot even when the player didn't kill them, expect for loot from Demon Eyes.

 - Updated tooltip of Hardmode Spawn Eggs.
 - Updated description of the advancement "A Lucky Find !"