re #81 the list of languages in internationalization page is not
displayed by default, for all lists
re #81 add available languages list for seller internationalization part
re #81 create the main internationalization view
re #81 add internationalization main script
re #81 add space after function declaration in JS internationalization
Merge pull request #101 from jean553/fix_81A

Fix 81A - Internationalization - Display the seller available languages when a click is done on the listing button