Created Editing payment gateway icons with filters (markdown)

Editing-payment-gateway-icons-with-filters.md

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+# PayPal Standard
+
+`add_filter('woocommerce_paypal_icon', 'custom_woocommerce_paypal_icon')
+
+function custom_woocommerce_paypal_icon( $url ) {
+	$url = 'http://yoursite,com/youriconurl.png';
+	return $url;
+}`
+
+# Hooks for other gateways
+
+* woocommerce_cheque_icon
+* woocommerce_bacs_icon