Add timestamp to mailtemplate

db/migrate/20170215142944_add_timestamps_to_mail_template.rb

@@ -0,0 +1,6 @@
+class AddTimestampsToMailTemplate < ActiveRecord::Migration[5.0]
+  def change
+    add_column :mail_templates, :created_at, :datetime
+    add_column :mail_templates, :updated_at, :datetime
+  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: 20170215102943) do
+ActiveRecord::Schema.define(version: 20170215142944) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -238,6 +238,8 @@ ActiveRecord::Schema.define(version: 20170215102943) do
     t.text     "body"
     t.string   "type"
     t.integer  "procedure_id"
+    t.datetime "created_at"
+    t.datetime "updated_at"
   end
 
   create_table "module_api_cartos", force: :cascade do |t|