Adding order details to create transaction authorize net method when appropriate
Added support for iTransact, Inc's XML gateway
Merge pull request #267 from motske/add_itransact

Add support for iTransact, Inc's XML gateway
landing page option for paypal express guest checkout
Merge pull request #299 from markus/master

PayPal Express: add options[:landing_page]
Changed L_COSTn to L_AMT_n in PayFlowExpressHelper. Added corner case to remote test for payflow_express and payflow_express_uk.
Remvoed the L_AMT fix because it might break other things, added DISCOUNT field instead. Added more remote tests to RemotePayflowExpressTest.
Using subtotal as Item amt field.
Fixed USA Epay's handling of AVS.

In production, we're receiving a 1 character code rather than a 3
character code.  The fix actually makes this gateway more
consistent with the other gateways and handles all of the
possible AVS result codes.
Merge pull request #302 from spreedly/avs_usa_epay

USA ePay: Fix handling of AVS
Ogone: Add store method to create an alias without making a purchase
Merge pull request #304 from belighted/ogone_store_final

Ogone: Add store method to create an alias without making a purchase
Change spelling from purcahse to purchase
Merge pull request #306 from mnoack/fix_purcahse_spelling

Spelling fix: purcahse -> purchase
Changed the error message for ePay authorize, and we now save the response code and message.
add Robokassa integration
added recurring api to web payment pro
Merge pull request #310 from twinslash/add-robokassa

Add Robokassa integration
Merge pull request #311 from dscataglini/a7f34000139071f7b59a389873b78f351439533b

PayPal: add recurring API
Support additional Braintree Blue credit card options

  -Support verify_card => false, allowing card storage with/without
   verification against a merchant
  -Support verification_merchant_account_id, allowing the user
   to specify which merchant account to verify against
  -Add unit/remote tests to verify each