Renaming Namespaces and Organizing Classes

- Updated OpenId classes to be in API namespace
- Updated PP Naming Convention to PayPal Naming Convention
- FormatConverter Class got its own namespace
- Handlers are grouped in Handler namespace
- Samples and Tests Updated Accordingly

lib/PayPal/Api/OpenIdAddress.php

@@ -0,0 +1,119 @@
+<?php
+
+namespace PayPal\Api;
+
+use PayPal\Common\PayPalModel;
+
+/**
+ * End-User's preferred address.
+ */
+class OpenIdAddress extends PayPalModel
+{
+
+    /**
+     * Full street address component, which may include house number, street name.
+     *
+     * @param string $street_address
+     */
+    public function setStreetAddress($street_address)
+    {
+        $this->street_address = $street_address;
+        return $this;
+    }
+
+    /**
+     * Full street address component, which may include house number, street name.
+     *
+     * @return string
+     */
+    public function getStreetAddress()
+    {
+        return $this->street_address;
+    }
+
+    /**
+     * City or locality component.
+     *
+     * @param string $locality
+     */
+    public function setLocality($locality)
+    {
+        $this->locality = $locality;
+        return $this;
+    }
+
+    /**
+     * City or locality component.
+     *
+     * @return string
+     */
+    public function getLocality()
+    {
+        return $this->locality;
+    }
+
+    /**
+     * State, province, prefecture or region component.
+     *
+     * @param string $region
+     */
+    public function setRegion($region)
+    {
+        $this->region = $region;
+        return $this;
+    }
+
+    /**
+     * State, province, prefecture or region component.
+     *
+     * @return string
+     */
+    public function getRegion()
+    {
+        return $this->region;
+    }
+
+    /**
+     * Zip code or postal code component.
+     *
+     * @param string $postal_code
+     */
+    public function setPostalCode($postal_code)
+    {
+        $this->postal_code = $postal_code;
+        return $this;
+    }
+
+    /**
+     * Zip code or postal code component.
+     *
+     * @return string
+     */
+    public function getPostalCode()
+    {
+        return $this->postal_code;
+    }
+
+    /**
+     * Country name component.
+     *
+     * @param string $country
+     */
+    public function setCountry($country)
+    {
+        $this->country = $country;
+        return $this;
+    }
+
+    /**
+     * Country name component.
+     *
+     * @return string
+     */
+    public function getCountry()
+    {
+        return $this->country;
+    }
+
+
+}