UnspentOutput additions to support latest PirateChainHTLC methods

src/main/java/org/qortal/crosschain/PirateLightClient.java

@@ -293,8 +293,10 @@ public class PirateLightClient extends BitcoinyBlockchainProvider {
 			byte[] txHash = unspent.getTxid().toByteArray();
 			int outputIndex = unspent.getIndex();
 			long value = unspent.getValueZat();
+			byte[] script = unspent.getScript().toByteArray();
+			String addressRes = unspent.getAddress();
 
-			unspentOutputs.add(new UnspentOutput(txHash, outputIndex, height, value));
+			unspentOutputs.add(new UnspentOutput(txHash, outputIndex, height, value, script, addressRes));
 		}
 
 		return unspentOutputs;

src/main/java/org/qortal/crosschain/UnspentOutput.java

@@ -7,10 +7,20 @@ public class UnspentOutput {
 	public final int height;
 	public final long value;
 
-	public UnspentOutput(byte[] hash, int index, int height, long value) {
+	// Optional fields returned by Pirate Light Client server
+	public final byte[] script;
+	public final String address;
+
+	public UnspentOutput(byte[] hash, int index, int height, long value, byte[] script, String address) {
 		this.hash = hash;
 		this.index = index;
 		this.height = height;
 		this.value = value;
+		this.script = script;
+		this.address = address;
+	}
+
+	public UnspentOutput(byte[] hash, int index, int height, long value) {
+		this(hash, index, height, value, null, null);
 	}
 }