updated stubs

lib/PayPal/Api/Transactions.php

@@ -0,0 +1,22 @@
+<?php
+namespace PayPal\Api;
+
+
+class Transactions extends \PPModel {
+	/**
+	 * Amount being collected.
+	 * @param PayPal\Api\Amount $amount
+	 */
+	public function setAmount($amount) {
+		$this->amount = $amount;
+	}	
+	
+	/**
+	 * Amount being collected.
+	 * @return PayPal\Api\Amount
+	 */
+	public function getAmount() {
+		return $this->amount;
+	}
+	
+}