0.1.0-alpha101

* Framework improvements:
  * Updated the Service infrastructure to support Module Service Contract based approach
  * Added new base classes in the Service infrastructure lib to support extensible Data Interfaces
  * Updated the WebApi framework serialization (for SOAP and REST) to process requests based on Data Interfaces and removed dependency on Data Objects
  * Added base class for Data Interface based builders and implemented a code generator for the same
 * File system improvements:
   * List of available application directories is complete now and defined in the \Magento\Framework\Filesystem\DirectoryList and the \Magento\Framework\App\Filesystem\DirectoryList classes. There is no ability to extend the list in configuration
   * Directory paths  can be changed using environment/bootstrap
   * Information about necessary permissions (writable, readable) belongs to Setup Application, Magento Application does not possess this info and does not verify. Setup Application performs permissions validation
   * Unnecessary writable permissions are validated by Setup Application after installation and corresponding message is displayed to the user
 * Functional tests:
  * Configure a product in a customer wishlist  in the Admin panel
  * Configure a product in a customer wishlist on the storefront
  * Create terms and conditions
  * Manage products stock
  * Move a product from a shopping card to a wishlist
  * Un-assign custom order status
  * Update terms and conditions
  * Update URL rewrites after moving/deleting a category
  * Update URL rewrites after changing category assignment for a product
  * View customer wishlist  in the Admin panel
  * Tax calculation test
  * Cross border trade setting
 * Documentation:
  * Code documentation:
    * Added codeblock for the Checkout module
  * Added README files with module description for the following modules:
    * Backend
    * Backup
    * Cron
    * Log
    * PageCache
    * Store
    * Checkout
    * GiftMessage
    * Eav
    * Multishipping
    * CheckoutAgreement
    * AdminNotification
    * Authz
    * Connect
    * CurrencySymbol
    * Directory
    * Email
    * Integration
    * Service
    * User
    * Webapi
    * Sales
    * Tax
    * Weee
  * Added README files with component description for the following framework components:
    * Magento\Framework\App\Cache
    * Magento\Framework\Archive
    * Magento\Framework\Backup
    * Magento\Framework\Convert
    * Magento\Framework\Encryption
    * Magento\Framework\File
    * Magento\Framework\Filesystem
    * Magento\Framework\Flag
    * Magento\Framework\Image
    * Magento\Framework\Math
    * Magento\Framework\Option
    * Magento\Framework\Profiler
    * Magento\Framework\Shell
    * Magento\Framework\Stdlib
    * Magento\Framework\Validator
 * Performance improvements:
  * Reduced checkout response time by loading only current checkout step
  * Reduced the number of AJAX calls on checkout steps
  * Improved performance on the billing and shipping checkout steps
  * Improved performance in certain areas by loading translation data from cache
  * Removed transactions from visitors logging
  * Fixed classmap generator to consider namespaces
  * Eliminated a redundant query for category tree rendering
  * Optimized StoreManager and Storage performance
  * Optimized Object Manager
 * Fixed bugs:
  * Fixed an issue where partial invoices and partial credit memos contained incorrect customer's tax details
  * Fixed an issue where a PHP fatal error occurred when logging in during checkout to order a product with FPT
  * Fixed an issue where FPT was not calculated in reorders
  * Fixed an issue where there was a duplicated Administrator role after installation
  * Fixed an issue where the Try Again button was disabled after entering the incorrect data during installation
  * Fixed an issue where the "Application is not installed yet" error was thrown instead of redirecting to the Installation Wizard in the developer mode
  * Fixed an issue where an error was thrown during installation with db_prefix option
  * Fixed an issue where the SQL query was not optimized for product search ('catalogsearch_query')
  * Fixed an issue where the wrong message was displayed after changing customer password on the storefront
  * Fixed an issue where Newsletter preview led to an empty page
  * Fixed an issue where a new search term was not displayed in suggested results
  * Fixed an issue where no results were found for the Products Viewed report
  * Fixed an issue where no results were found for Coupons reports
  * Fixed an issue with incremental Qty setting
  * Fixed an issue with allowing importing of negative weight values
  * Fixed an issue with Inventory - Only X left Treshold being not dependent on Qty for Item's Status to Become Out of Stock
  * Fixed an issue where the "Catalog Search Index index was rebuilt." message was displayed when reindexing the Catalog Search index
 * Search module:
  * Integrated the Search library to the advanced search functionality
    * Substituted the old logic of the EAV attributes search by Advanced Search
    * Introduced mappers for MySQL adapter
    * Restored  the currency calculation functionality
    * Fixed sorting by relevance in quick search and advanced search
  * Integrated the Search library into the search widget functionality
    * Removed the dependency on the catalogsearch_result table
    * Substituted the old logic of EAV attributes by Quick search APIs
  * Search modularity:
    * Removed circular dependency between Catalog and  Catalog Search
    * Removed exceeded dependencies of the Search module