Merge branch '7.0' into 7.1

* 7.0:
  Add "frontend" as one of the topic to getting started

Author: javiereguiluz

page_creation.rst

@@ -281,6 +281,7 @@ OK, time to finish mastering the fundamentals by reading these articles:
 * :doc:`/routing`
 * :doc:`/controller`
 * :doc:`/templates`
+* :doc:`/frontend`
 * :doc:`/configuration`
 
 Then, learn about other important topics like the