2.0.0.0-dev88

* Fixed bugs:
  * Fixed an issue when PayPal Express Checkout Payflow Edition and PayPal Payments Advanced were available for multiple checkout
  * Fixed an issue when the Bill me later button did not redirect to https when secure url was enabled for frontend
  * Fixed an issue when the Billing agreement option was available in multishipping checkout, even if there were no signed agreements
  * Fixed an issue when DoExpressCheckout request instead of DoCapture did not allow to do refund, when using PayPal Express Checkout Payflow Edition
  * Fixed an issue when eWay was not present on checkout if Base Currency was set to AUD
  * Fixed an issue with fatal error occurring when placing order via SagePay with 3D Secure enabled
  * Fixed an issue when the FedEx shipping method had no option to specify unit for weight attribute
  * Fixed an issue with inability to create credit memo for PalPal Express Checkout/Payments Pro/Payments Pro Hosted Solution (NVP family), if partial refund was initiated on the PayPal side
  * Fixed an issue when a guest user could not return product to store, if product was paid using PayPal
  * Fixed an issue when PayPal Payments Pro Hosted Solution Fraud protection did not work properly
  * Fixed an issue when JavaScript took values from default config for payment methods and used them on the website scope
  * Fixed an issue with incorrect address in request to shipping carrier (DHL International) in case the address contained diacritic letters
  * Fixed an issue when it was possible to hack currency in PayPal Website Payments Standard
  * Fixed an issue when no rows were added to the PayPal Settlement report grid while fetching it from custom server
  * Fixed an issue when order had the Suspected Fraud status after creating partial invoice on the PayPal side
  * Fixed an issue when PayPal Payflow Pro did not properly implement CUSTREF and INVNUM
  * Fixed an issue with PayPal errors handling during IPN postback
  * Fixed an issue when the Paypal Express Checkout button was not available on product page for several product types
  * Fixed an issue with PayPal Payflow Pro and Payflow Link broken unit tests
  * Fixed an issue when PayPal Payments Pro Hosted Solution had the City parameter duplicated in the State parameter for UK
  * Fixed an issue with remove multiple HTTP 100/101 headers
  * Fixed an issue when SagePay did not transfer shopping cart information
  * Fixed an issue when transaction records were absent on Transaction tab for Ogone
  * Fixed an issue when partial cancel with SagePay Direct was unavailable
  * Fixed an issue when order did not place using PayPal Payments Pro Hosted Solution
  * Fixed an issue when order did not place using Authorize.net Direct Post from backend
  * Fixed an issue when sort order for payment methods did not work
  * Fixed an issue with multiple schema of language.xml
  * Fixed an issue with infinite loop in language inheritance
  * Fixed an issue with residual "scopes" logic in i18n implementation
  * Fixed an issue when search did not work for the CMS Blocks grid
  * Fixed an issue when WSDL for one scope was cached and displayed for all scopes
  * Fixed an issue with unit tests coverage build failure
  * Fixed an issue when custom options were lost after product import
  * Fixed an issue when product did not show in backend grid if store contained several store view
  * Fixed an issue when the Recurring Profile section was not updated after changing product template
  * Fixed an issue with incorrect discount calculation
  * Fixed an issue when customer could not register during Checkout if Guest Checkout was disabled
  * Fixed an issue when shopping cart price rule was not applied after updating items and qty in the shopping cart
  * Fixed an issue when updated and created dates were not shown for Billing Agreement in the Billing Agreement Grid in the backend
  * Fixed an issue with broken design on the multiple addresses order review page
  * Fixed an issue when sort by did not work in frontend for Yes/No attributes when Flat catalog was disabled
  * Fixed an issue when a new blank CMS page was displayed after saving the CMS page entity
  * Fixed an issue when product attributes were absent on the Product page after switching to another product template
  * Fixed a 404 error after saving mass update product attributes form
  * Fixed an issue when it was impossible to perform search by all tax classes on the Advanced Search page
  * Fixed an issue when attribute order for configurable product was not preserved after saving product
  * Fixed an issue with no results for the Product Best Sellers report
  * Fixed a fatal error when opening tax configuration page in the backend
  * Fixed an error occurring when opening the Tax Zones and Rates page in the backend
  * Fixed a 404 error occurring while searching products on the New Review page
  * Fixed an error when performing search in the Tax rate grid
* Payments implementation:
  * Ported correct behaviour for Fraud Management in PayPal Payflow Pro from M1 to M2
  * Implemented ability to use negative line items for PayPal Payflowpro
* Language packs:
  * Implemented ability to use multiple packages for the same language from one vendor
* GitHub requests:
  * [#587] (https://github.com/magento/magento2/issues/587) --  The "install/Magento/basic/*_*/layout/*.xml" pattern cannot be processed in "/mnt/fs01/test/mdt/htdocs/app/design/" path Warning!Invalid argument supplied for foreach()
* Unit tests coverage:
  * Magento\Catalog\Model\Product
* Service layer implementation:
  * Created ConfigurableProduct service
  * Created CompositeProduct service
  * Refactored TaxCalculationService
  * Refactored Google Shopping to use tax service
  * Exposed TaxRate and TaxRule search functions as WebAPI TaxCalculationService
  * Refactored QuoteDetails and QuoteDetailsItem to use tax class name
  * Refactored gift wrapping to use tax/weee services
  * Performed more tax refactoring for service layer
  * Improved unit test coverage
* Indexer-less implementation of URL Rewrites functionality in new UrlRedirect module:
  * Implemented URL Rewrites generators for all entities: CMS page, product, category
  * Implemented URL Rewrites matching in the frontend
* Added the following functional tests:
  * Activate Integration
  * Add Compared Products
  * Create Bundle Product
  * Clear All Compare Products
  * Create CMS Block
  * Create CMS Page
  * Create Custom Variable
  * Create Integration
  * Create Grouped Product
  * Create Search Term
  * Delete Assigned to Template Product Attribute
  * Delete CMS Block
  * Delete CMS Page Rewrite
  * Delete Compare Products
  * Delete Custom URL Rewrite
  * Delete Integration
  * Delete Product Template
  * Duplicate Product
  * Edit Search Term
  * Update Bundle Product
  * Update CMS Block
  * Update CMS Page URL Rewrite
  * Update Custom Variable
  * Update Custom URL Rewrite
  * Update Customer on Frontend
  * Update Integration
  * Update Product Template
  * Update Virtual Product