LootCrates

• Add: now uses crafting inventories to un-crate.
• Add: now supports multiple types of crates and keys.
• Add: broadcast after players opened a crate.
• Removed: no longer use furnaces.

Be careful! This is the beta version of LootCrates. It havn't been fully tested yet, please tell me if you find any bug or have any suggestion.

• None so far.