gem 'acts_as_our_cities'

# config/initializers/acts_as_our_cities.rb
ActsAsOurCities.config do |config|
  config.default_avatar_url = "http://i.imgur.com/Yg5ngED.jpg"
  config.api_mode = true
  config.api_site = "http://myaccounts.herokuapp.com/api/v1"
  config.api_token = "my-accounts-secret-token"
end

# app/model/user.rb
class User < ActiveRecord::Base
  acts_as_our_cities_user
end

# Now you can use the 'name' method
user = User.new first_name: "Lionel", last_name: "Messi"
user.name # "Lionel Messi"

# And the 'avatar_url' as well
user.avatar_url