Added events for endermen pickup/placement blocks and methods to get/set the block that an enderman is holding. Thanks Wizjany

src/main/java/org/bukkit/event/entity/EndermanPickupEvent.java

@@ -0,0 +1,34 @@
+package org.bukkit.event.entity;
+
+import org.bukkit.block.Block;
+import org.bukkit.entity.Entity;
+import org.bukkit.event.Cancellable;
+
+public class EndermanPickupEvent extends EntityEvent implements Cancellable {
+
+    private boolean cancel;
+    private Block block;
+
+    public EndermanPickupEvent(Entity what, Block block) {
+        super(Type.ENDERMAN_PICKUP, what);
+        this.block = block;
+        this.cancel = false;
+    }
+
+    public boolean isCancelled() {
+        return cancel;
+    }
+
+    public void setCancelled(boolean cancel) {
+        this.cancel = cancel;
+    }
+
+    /**
+     * Get the block that the enderman is going to pick up.
+     *
+     * @return block the enderman is about to pick up
+     */
+    public Block getBlock() {
+        return block;
+    }
+}