composer.md in licensed-3.6.0

- old
+ new

@@ -10,5 +10,14 @@
 
 ```yml
 composer:
   application_path: "/path/to/composer"
 ```
+
+### Dev dependencies
+
+By default licensed ignores all dev dependencies. To consider dev dependencies as well, use the `composer.include_dev` configuration setting.
+
+```yml
+composer:
+  include_dev: true
+```