Added Enchantment API

By: Nathan Adams <dinnerbone@dinnerbone.com>

paper-api/src/main/java/org/bukkit/enchantments/EnchantmentTarget.java

@@ -0,0 +1,46 @@
+package org.bukkit.enchantments;
+
+/**
+ * Represents the applicable target for a {@link Enchantment}
+ */
+public enum EnchantmentTarget {
+    /**
+     * Allows the Enchantment to be placed on all items
+     */
+    ALL,
+
+    /**
+     * Allows the Enchantment to be placed on armor
+     */
+    ARMOR,
+
+    /**
+     * Allows the Enchantment to be placed on feet slot armor
+     */
+    ARMOR_FEET,
+
+    /**
+     * Allows the Enchantment to be placed on leg slot armor
+     */
+    ARMOR_LEGS,
+
+    /**
+     * Allows the Enchantment to be placed on torso slot armor
+     */
+    ARMOR_TORSO,
+
+    /**
+     * Allows the Enchantment to be placed on head slot armor
+     */
+    ARMOR_HEAD,
+
+    /**
+     * Allows the Enchantment to be placed on weapons (swords)
+     */
+    WEAPON,
+
+    /**
+     * Allows the Enchantment to be placed on tools (spades, pickaxe, hoes, axes)
+     */
+    TOOL;
+}