bitpay/woocommerce-plugin — pull request #6 by ECSippy (2014-01-15 19:07:20+00:00)
Title: Fix for WooComerce 2.0.20

& gave me this error: [15-Jan-2014 18:24:58 UTC] PHP Deprecated: Assigning the return value of new by reference is deprecated in /wp-content/plugins/bitpay-woocommerce-plugin/checkout.php on line 143