Release co-ordination: 7.x-1.1

Thanks everyone for running a 7.x-1.x-dev for so long, 7.x-1.1 will be out soon, nudged along with the shift to PXPay 2.0.

• #1496254: Add FPRN (Fail-Proof Result Notification, aka IPN) support
• #1799294: Errors after successful transaction on PHP with Suhosin
• #1927650: Add multicurrency support
• #2143983: Module crashes if no data attached to response from DPS
• #2176443: Implement DPS PxPost
• #2265029: Implement DPS PxPay 2.0
• #2266829: Split shared DPS functionality to commerce_dps module
• #2307597: urlencode emails in transaction data
• #2397663: Token payment support ("card on file")
• #2407625: Record payment method in DPS interface
• #2411215: Adopt Payment Express naming (eg PX Post not PxPost)
• #2452865: CardHolderResponseDescription not output on failed transaction
• #2452877: Card on File transactions incorrectly handled as dollars
• #2482407: PxPay: "IU" message at DPS payment page
• #2735515: Pass the order number to the cancel path
• #2748811: Trivia: correct call to theme_image(), add class to checkout image

I plan on releasing this in the next couple days - your testing / feedback is very welcome right now.