Added `rbs/order/productPriceInfo` REST action.
Added `empty-value-label` attribute on `rbsItemsFromCollection` Directive to set the label for the empty value.
Added picker template for Rbs_Catalog_Product documents.
Enhanced multiple picker layout (with the new action "Select and close"!) and fixed SelectSession feature.
Merge pull request #546 from fredericbonjour/Admin

Various fixes and enhancements around documents selection
Merge pull request #549 from loiccouturier/master

Use Avatar in Frontoffice and Backoffice
Fix #550
Add help text in profile to use gravatar. See issue #482
Fix #471
Fix #499