[v1.2.8] Added 'enchant3' and blacklist/whitelist support.

Changes

• 'enchant3' as a new reward type (increases the level of existing enchantment on the item)
• Entity and block lists can now be both whitelists and blacklists.

# A list that prevents/allows the blocks listed from giving XP on break.
block_list_type: "BLACKLIST" # Types: WHITELIST, BLACKLIST (blacklist by default)
block_list:
  - "FIRE"
  - "SOUL_FIRE"
  - "CRIMSON_FUNGUS"
  - "BROWN_MUSHROOM"
  - "RED_MUSHROOM"
  - "CRIMSON_ROOTS"
  - "GRASS"
  - "TALL_GRASS"
  - "SEAGRASS"
  - "TORCH"
  - "FERN"
  - "LARGE_FERN"
  - "SUNFLOWER"
  - "CORNFLOWER"

# A list that prevents/allows the entities listed from giving XP on kill.
entity_list_type: "BLACKLIST" # Types: WHITELIST, BLACKLIST (blacklist by default)
entity_list:
  - "PLAYER"

# - "enchant3" : Increases the existing level value of the enchant. (Ex: "enchant3 efficiency 1")