Procedure: remove now duplicate organisation and direction

db/migrate/20180511100229_allow_procedure_organisme_to_be_null.rb

@@ -0,0 +1,5 @@
+class AllowProcedureOrganismeToBeNull < ActiveRecord::Migration[5.2]
+  def change
+    change_column_null :procedures, :organisation, true
+  end
+end

db/schema.rb

@@ -441,7 +441,7 @@ ActiveRecord::Schema.define(version: 2018_05_15_135415) do
   create_table "procedures", id: :serial, force: :cascade do |t|
     t.string "libelle"
     t.string "description"
-    t.string "organisation", null: false
+    t.string "organisation"
     t.string "direction"
     t.string "lien_demarche"
     t.datetime "created_at", null: false