Fix errors in Java bindings

bindings/java/org/pHash/AudioHash.java

@@ -1,3 +1,5 @@
+package org.pHash;
+
 public class AudioHash extends Hash
 {
 	public int[] hash;	

bindings/java/org/pHash/BMBImageHash.java

@@ -10,7 +10,6 @@ public class BMBImageHash extends ImageHash {
 
 	private byte[] hash;
 
-	@Override
 	public String toString() {
 		BigInteger bigInteger = new BigInteger(hash);
 		return bigInteger.toString(2);

bindings/java/org/pHash/DCTImageHash.java

@@ -1,3 +1,5 @@
+package org.pHash;
+
 public class DCTImageHash extends ImageHash
 {
 	public long hash;

bindings/java/org/pHash/Hash.java

@@ -1,3 +1,5 @@
+package org.pHash;
+
 public abstract class Hash
 {
 	protected String filename;

bindings/java/org/pHash/ImageHash.java

@@ -1,3 +1,5 @@
+package org.pHash;
+
 public abstract class ImageHash extends Hash
 {
 }

bindings/java/org/pHash/MHImageHash.java

@@ -1,3 +1,5 @@
+package org.pHash;
+
 public class MHImageHash extends ImageHash
 {
 	byte[] hash;

bindings/java/org/pHash/MVPTree.java

@@ -1,3 +1,5 @@
+package org.pHash;
+
 public class MVPTree
 {
 	protected String mvpFile;

bindings/java/org/pHash/TextHash.java

@@ -1,3 +1,5 @@
+package org.pHash;
+
 public class TextHash extends Hash
 {
 	public String[] hash;

bindings/java/org/pHash/VideoHash.java

@@ -1,3 +1,5 @@
+package org.pHash;
+
 public class VideoHash extends Hash
 {
 	public long[] hash;

bindings/java/org/pHash/pHash.java

@@ -1,3 +1,5 @@
+package org.pHash;
+
 import java.io.*;
 
 public class pHash