Add user locale setting

db/migrate/20161116162355_add_locale_to_users.rb

@@ -0,0 +1,5 @@
+class AddLocaleToUsers < ActiveRecord::Migration[5.0]
+  def change
+    add_column :users, :locale, :string
+  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: 20161105130633) do
+ActiveRecord::Schema.define(version: 20161116162355) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -203,6 +203,7 @@ ActiveRecord::Schema.define(version: 20161105130633) do
     t.datetime "confirmed_at"
     t.datetime "confirmation_sent_at"
     t.string   "unconfirmed_email"
+    t.string   "locale"
     t.index ["account_id"], name: "index_users_on_account_id", using: :btree
     t.index ["confirmation_token"], name: "index_users_on_confirmation_token", unique: true, using: :btree
     t.index ["email"], name: "index_users_on_email", unique: true, using: :btree