Merge pull request #60 from luciano-jr/master

Fix some PHPDoc comments

Author: greydnls

src/Omnipay/Common/CreditCard.php

@@ -231,6 +231,7 @@ protected function setYearParameter($key, $value)
      * Generally if you want to validate the credit card yourself with custom error
      * messages, you should use your framework's validation library, not this method.
      *
+     * @throws InvalidCreditCardException
      * @return void
      */
     public function validate()

src/Omnipay/Common/Item.php

@@ -35,6 +35,7 @@ public function __construct($parameters = null)
      * Initialize this item with the specified parameters
      *
      * @param array|null $parameters An array of parameters to set on this object
+     * @return $this Item
      */
     public function initialize($parameters = null)
     {

src/Omnipay/Common/Message/AbstractRequest.php

@@ -189,6 +189,7 @@ public function getTestMode()
      * Sets the test mode of the request.
      *
      * @param boolean $value True for test mode on.
+     * @return AbstractRequest
      */
     public function setTestMode($value)
     {
@@ -513,6 +514,7 @@ public function getItems()
      * Set the items in this order
      *
      * @param ItemBag|array $items An array of items in this order
+     * @return AbstractRequest
      */
     public function setItems($items)
     {

src/Omnipay/Common/Message/RequestInterface.php

@@ -17,6 +17,7 @@ interface RequestInterface extends MessageInterface
 {
     /**
      * Initialize request with parameters
+     * @param array $parameters The parameters to send
      */
     public function initialize(array $parameters = array());