chore(testapp): add commented autoreload to the app settings

Leaving there as a reference. Just uncoment the configuration and
the application will restart after a file in the app directory
changes.

Fixes: #443

examples/testapp/conf/firenado.yml

@@ -23,6 +23,7 @@ app:
   #process:
   #  num_processes: 4
   settings:
+    # autoreload: true
     cookie_secret: "rebfcrj1qc81j76pxhb10pbrewe7exmjghftll93jh6sgporsc7igvrgk9l9oy9u"
     xsrf_cookies: true