Merge pull request #3370 from y-p/PR_role_doc_enh

Add doc example of attaching tags to a role

docsite/latest/rst/playbooks.rst

@@ -514,6 +514,14 @@ While it's probably not something you should do often, you can also conditionall
 This works by applying the conditional to every task in the role.  Conditionals are covered later on in
 the documentation.
 
+Finally, you may wish to assign tags to the roles you specify. You can do so inline:::
+
+    ---
+    - hosts: webservers
+      roles:
+        - { role: foo, tags: ["bar", "baz"] }
+
+
 If the play still has a 'tasks' section, those tasks are executed after roles are applied.
 
 If you want to define certain tasks to happen before AND after roles are applied, you can do this::