When you start server old minCost and maxCost is replaced by new one, check New Config Options below for more info
New Config Options:
in_enchanting_table: true/false (false by default and is optional), shows the enchantment in enchanting table if set to true
minCost and maxCost now have Base and perLevel config options (used for enchanting table) Click here for Details
Bugs & Fixes:
From now on plugin actually gets the main world folder/name from server.properties (before it would always get world folder named "world", and assume its the main one)