Merge pull request #780 from intportg/dev

Add webStoreLocator + update some parts of frontoffice order process
Libraries folder reverted to vendor
Removed help blocks

fixes #778
Renamed CODE to STRING

fixes #776
Locales updated
Merge pull request #782 from franckstauffer/fix

Various fixes
Comments and cleanup.
Added Functions inherited from parent topics in Functions manager.
Fixed JavaScript syntax error.
Merge pull request #783 from fredericbonjour/Admin

Added Functions inherited from parent topics in Functions manager.
HHVM Compatibility - Core and Plugins

Fixes several issues related to class resolution (reported issue
facebook/hhvm#1340)
Fixes func_get_args() call (reported issue facebook/hhvm#1027)
Merge pull request #784 from franckstauffer/fix

HHVM Compatibility - Core and Plugins
Refactoring Mail sending management for backoffice usage
Merge pull request #785 from renaudJennyRBS/master

Refactoring Mail sending management for backoffice usage
[FIX] Set an empty array as default value for availableWebStoreIds parameter in WebStoreSelector block.
Update cart in the frontoffice order process
 - new action UpdateCart
 - new objects for coupons and shipping modes in cart (Rbs\Commerce\Process\BaseCoupon and Rbs\Commerce\Process\BaseShippingMode)
[FIX] Head menu dropdowns should be over the website navbar.