FIXED!

• Null pointer exception on creating/trading shops.

NEW!

• Added Custom Model Data. If you are upgrading, add in config:

economy:
  # Enable economy support
  enabled: true
  # Set the price limit for trades
  selling-price-limit: 100000000.00
  # Currency Item:
  sell-item:
    # Name format. Use %price% for the price.
    name: "Price: §f$%price%"
    material: GOLD_NUGGET
    glow: true
    lore:
      - "§bClick to edit"
    custom-model-data: 0 # Set to 0 to disable custom model data for the sell item

  # Currency Item:
  buy-item:
    # Name format. Use %price% for the price.
    name: "You get: §f$%price%"
    material: GOLD_NUGGET
    glow: true
    lore:
      - "§bClick to edit"
    custom-model-data: 0 # Set to 0 to disable custom model data for the buy item