@@ -0,0 +1,293 @@
+package com.elmakers.mine.bukkit.api.item;%0A%0Aimport org.bukkit.entity.Player;%0A%0Apublic interface Economy %7B%0A    double getBalance(Player player, String currency);%0A    boolean has(Player player, String currency, double amount);%0A    boolean modify(Player player, String currency, double amount);%0A%7D%0A

Add interface for registering custom Economy handlers, not yet used.