remove gateways without tests or gatewasys that fail in tests. update…

… README. add CHANGELOG

CHANGELOG.md

@@ -0,0 +1,2 @@
+* 1.0.0 (2012-10-05)
+  * Initial release

README.md

@@ -7,26 +7,24 @@ The aim is to develop a PHP application to includes payments gateway under a com
 ## Supported Gateways
 
 * [Authorize.net](http://www.authorize.net)
-* [Centinel 3D Secure](http://www.cardinalcommerce.com)
 * [CardStream](http://www.cardstream.com)
-* [Eurobank Payment](http://www.eurobank.gr/online/home/generic.aspx?id=79&mid=635)
+* [Eway](http://www.eway.com.au/)
 * [Hsbc Secure e-Payment](http://www.hsbc.co.uk/1/2/business/cards-payments/secure-epayments)
 * [Paypal Express Checkout](https://cms.paypal.com/us/cgi-bin/?cmd=_render-content&content_ID=developer/e_howto_api_ECGettingStarted)
 * [PayPal Website Payments Pro](https://merchant.paypal.com/cgi-bin/marketingweb?cmd=_render-content&content_ID=merchant/wp_pro)
-* [PayPal Payflow Pro](https://www.paypal.com/cgi-bin/webscr?cmd=_payflow-pro-overview-outside)
-* [Barclay's ePDQ Gateway](http://www.barclaycard.co.uk)
-* [Realex](http://www.realexpayments.com)
 * [Piraeus Paycenter](http://www.piraeusbank.gr)
+* [Realex](http://www.realexpayments.com)
 
 ## Requirements
 
-* PHP 5.3+ ( Test it on php 5.4.4 :P)
+* PHP 5.3.3+ 
 * cUrl
 * SimpleXML
 
 ## Usage
 
-    require_once('path/to/lib/merchant.php');
+    require_once('path/to/lib/autoload.php');
+    // or require_once('path/to/vendor/autoload.php') if you use composer
 
     use AktiveMerchant\Billing\Base;
     use AktiveMerchant\Billing\CreditCard;