README.md in mailkick-0.2.1 vs README.md in mailkick-0.3.0

@@ -1,16 +1,17 @@
 # Mailkick
 
-:bullettrain_side: Email subscriptions made easy
+Email subscriptions made easy
 
 - Add one-click unsubscribe links to your emails
 - Fetch bounces and spam reports from your email service
+- Gracefully handles email address changes
 
-Gracefully handles email address changes
-
 :postbox: Check out [Ahoy Email](https://github.com/ankane/ahoy_email) for analytics
 
+[![Build Status](https://travis-ci.org/ankane/mailkick.svg?branch=master)](https://travis-ci.org/ankane/mailkick)
+
 ## Installation
 
 Add this line to your application’s Gemfile:
 
 ```ruby
@@ -19,11 +20,11 @@
 
 And run the generator. This creates a model to store opt-outs.
 
 ```sh
 rails generate mailkick:install
-rake db:migrate
+rails db:migrate
 ```
 
 ## How It Works
 
 Add an unsubscribe link to your emails.
@@ -55,11 +56,11 @@
 Before sending marketing emails, make sure the user has not opted out.
 
 Add the following method to models with email addresses.
 
 ```ruby
-class User < ActiveRecord::Base
+class User < ApplicationRecord
   mailkick_user
 end
 ```
 
 Get all users who have opted out
@@ -135,25 +136,16 @@
   Mailkick::Service::Sendgrid.new(api_key: "API_KEY"),
   Mailkick::Service::Mandrill.new(api_key: "API_KEY")
 ]
 ```
 
-## Multiple Lists [beta]
+## Multiple Lists
 
-You may want to split your emails into multiple categories, like sale emails and order reminders.
+You may want to split your emails into multiple categories, like sale emails and order reminders. Set the list in the url:
 
-Set the list in the mailer.
-
 ```ruby
-class UserMailer < ActionMailer::Base
-
-  def order_reminder(user)
-    headers[:mailkick_list] = "order_reminders"
-    # ...
-  end
-
-end
+mailkick_unsubscribe_url(list: "order_reminders")
 ```
 
 Pass the `list` option to methods.
 
 ```ruby
@@ -183,20 +175,15 @@
 More great gems for email
 
 - [Roadie](https://github.com/Mange/roadie) - inline CSS
 - [Letter Opener](https://github.com/ryanb/letter_opener) - preview email in development
 
-## TODO
-
-- Make it easy to customize controller
-- Subscribe to events
-
 ## Reference
 
 Change how the user is determined
 
 ```ruby
-Mailkick.user_method = -> (email) { User.find_by(email: email) }
+Mailkick.user_method = ->(email) { User.find_by(email: email) }
 ```
 
 Use a different email field
 
 ```ruby