Makes closed_on available as column and filter on the issue list (#824).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11403 e93f8b46-1217-0410-a6f0-8f06a7374b81

config/locales/en.yml

@@ -229,6 +229,7 @@ en:
   field_author: Author
   field_created_on: Created
   field_updated_on: Updated
+  field_closed_on: Closed
   field_field_format: Format
   field_is_for_all: For all projects
   field_possible_values: Possible values

config/locales/fr.yml

@@ -238,6 +238,7 @@ fr:
   field_author: Auteur
   field_created_on: "Créé "
   field_updated_on: "Mis-à-jour "
+  field_closed_on: Fermé
   field_field_format: Format
   field_is_for_all: Pour tous les projets
   field_possible_values: Valeurs possibles