Update readme with migrations

Author: barryvdh

readme.md

@@ -4,7 +4,7 @@
 Just like the 'sync' driver, this is not a real queue driver. It is always fired immediatly.
 The only difference is that the closure is sent to the background without waiting for the response.
 
-Note: Alpha release, only tested on Linux, should also work on Windows
+> **Note:** If you are coming from 0.1.0 (or dev-master), you will need to run the migrations, since the new versions uses a database to store the queue.
 
 ### Install
 Add the package to the require section of your composer.json and run `composer update`
@@ -14,9 +14,12 @@ Add the package to the require section of your composer.json and run `composer u
 Add the Service Provider to the providers array in config/app.php
 
     'Barryvdh\Queue\AsyncServiceProvider',
+    
+You need to run the migrations for this package
 
-You should now be able to use the async driver in config/queue.php
+    $ php artisan migrate --package="barryvdh/laravel-async-queue"
 
+You should now be able to use the async driver in config/queue.php
 
     'default' => 'async',