Show the email address by default.

defaults/main.yml

@@ -88,6 +88,8 @@ roundcube_show_images: 0
 roundcube_html_editor: 0
 # In minutes
 roundcube_session_lifetime: 60
+# show the email address and the name by default
+roundcube_show_email_address: true
 
 roundcube_default_plugins:
   - acl

templates/config.inc.php.j2

@@ -395,3 +395,7 @@ $config['help_license_url'] = null;
 
 // Determine whether to open the help in a new window
 $config['help_open_extwin'] = {{ roundcube_help_extwin }};
+
+// Enables display of email address with name instead of a name (and address in title)
+$config['message_show_email'] = {{ roundcube_show_email_address }};
+