Merge pull request #790 from djfm/release

// added tab translations to Bengali installer
// don't need to clear smarty cache while installation
// No more translation packs in the ZIP (except for FR and EN), only remotes!
Merge pull request #792 from djfm/release

// remove backup files
[*] BO : AdminImport, retrieve separators and lang selected
[-] BO : Fix bug #PSCFV-9323 supplier_reference can be unset
[-] CORE : Fix bug #PSCFV-10179 Duplicate specific price records when updating a product
[-] FO: packages should be splitted with advanced stock management when carrier is not associated to multiple warehouse
[-] BO : AdminImport add adresses required fields
[-] BO : AdminImport add adresses required fields
Merge pull request #794 from indesign47/release

[-] BO : AdminImport add adresses required fields
[-] MO : Blocklayered - Fix empty fancy box after template edit
[-] BO : AdminImport add combinations available fields
Merge pull request #795 from indesign47/patch-3

[-] BO : AdminImport add combinations available fields
// sometimes, translations files could not exist
// Fix group reduction per category
[-] CORE : #PSCFV-10389 Avoid eventual empty Specific Price Rule
//fixed bug PSCFV-10567
// Fix list start
[-] FO: Fix display of quantity discounts on product pages if the customer is allowable for multiple discount for the same quantity #PSCFV-10580