Issue #2089609 by JulienD, goldorak, rszrama: add PayPal Bill Me Later support to the Express Checkout module.

Issue #1900018 by rszrama: only show the Express Checkout button on the Cart page if it is actually available as a payment method for the order.

Issue #1418030 by rszrama: allow additional receiver e-mail addresses for PayPal WPS IPN validation.

Issue #2028293 by rszrama, aidanlis: add options to determine whether or not billing and shipping profiles are updated based on an EC response.

Issue #1931758 by rszrama: enable CURLOPT_SSL_VERIFYPEER and provide a method to specify a local CA certificate bundle file if necessary.

Issue #1961930 by rszrama: strip equals signs and ampersands out of PFL / PPA API parameter values so they do not generate errors on redirect to PayPal EC.

Issue #1988084 by rszrama: prevent notices when determining the payment icons to use for PPA / PFL on the checkout form.

Issue #1918632 by rszrama: wrap two calls to commerce_tax_total_amount() when itemizing orders in a check to ensure the commerce_tax module is enabled.

Joe Stewart authored Jun 14, 2013 and Ryan Szrama committed Jun 14, 2013

Issue #1928990 by joestewart: update the PayPal EC form alter code to append the EC form to the cart form suffix instead of replacing what's already in it.

Use a straight number_format() fix to set the default value for amounts on capture, credit, and reference transaction forms as well.

Use commerce_paypal_price_amount() in the WPS and WPP modules to ensure a proper price format in those modules' API requests.

Pass the order e-mail address for a PPA / PFL order as the BILLTOEMAIL for use in e-mailing receipts from PayPal.

Embed some inline registration and documentation links with service descriptions for EC and PFL / PPA.

Issue #1898106 by rszrama: move the PayPal icons out of the PayPal WPS payment method definition and into a form alter.

Add a setting to Payflow Link / PayPal Payments Advanced to show a cancel link beneath the embedded hosted checkout page iframe.

Add a cancel link beneath the iframe of an embedded Payflow Link Hosted Checkout Page on the Payment checkout page.

Update the settings form text for Payflow Link / PayPal Payments Advanced to use the appropriate payment method title in various descriptions.

Prevent the creation of Express Checkout refund transactions via IPN as they are created directly when the API response is processed.

Pass the correct full order parameter to commerce_paypal_ipn_invoice() when building an Express Checkout capture request.

Remove tax amounts from line items when itemizing orders for Express Checkout or Payflow Link payment requests.

Bypass payment request itemization if the tax amounts don't add up due to forced rounding at the line item level, passing a simple description of the order instead.

Issue #1895174 by rszrama: when itemizing Express Checkout orders, do not use the consolidated shippingamt parameter for a payment request when there are sales taxes on shipping line items. Submit them as separate lines with tax amounts instead.

Update the PPA settings form callback to preserve the settings entered already for the payment method instead of overwriting them with the defaults on the settings form.

Change the key in the order data array used to store tokens and token IDs for Payflow Link / PPA transactions.

Differentiate Payflow Link and PayPal Payments Advanced as two separate payment methods that share the same callbacks.

Issue #1895174 by JulienD, rszrama: fix an issue with shipping amount itemization for Express Checkout orders and round tax values before they're sent to EC or Payflow.