Procedure has an auto_archive date

db/migrate/20170313140834_add_auto_archive_to_procedure.rb

@@ -0,0 +1,5 @@
+class AddAutoArchiveToProcedure < ActiveRecord::Migration[5.0]
+  def change
+    add_column :procedures, :auto_archive_on, :date
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20170307092820) do
+ActiveRecord::Schema.define(version: 20170313140834) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -344,6 +344,7 @@ ActiveRecord::Schema.define(version: 20170307092820) do
     t.string   "lien_notice"
     t.boolean  "for_individual",        default: false
     t.boolean  "individual_with_siret", default: false
+    t.date     "auto_archive_on"
   end
 
   create_table "quartier_prioritaires", force: :cascade do |t|