Release wallabag 2.0.0-alpha.2

README.md

@@ -15,7 +15,7 @@ Keep in mind it's an **unstable** branch, everything can be broken :)
 If you don't have it yet, please [install composer](https://getcomposer.org/download/). Then you can install wallabag by executing the following commands:
 
 ```
-composer create-project wallabag/wallabag wallabag 2.0.0-alpha.1
+composer create-project wallabag/wallabag wallabag 2.0.*@alpha
 php bin/console wallabag:install
 php bin/console server:run
 ```