Removed the description of the deprecated delivery_address option

Author: javiereguiluz

reference/configuration/swiftmailer.rst

@@ -145,26 +145,23 @@ sleep
 Used with ``Swift_Plugins_AntiFloodPlugin``. This is the number of seconds
 to sleep for during a transport restart.
 
-delivery_address
-~~~~~~~~~~~~~~~~
+delivery_addresses
+~~~~~~~~~~~~~~~~~~
 
-**type**: ``string``
+**type**: ``array``
+
+.. note::
+
+    In previous versions, this option was called ``delivery_address``
 
-If set, all email messages will be sent to this address instead of being
+If set, all email messages will be sent to these addresses instead of being
 sent to their actual recipients. This is often useful when developing. For
 example, by setting this in the ``config_dev.yml`` file, you can guarantee
-that all emails sent during development go to a single account.
+that all emails sent during development go to one or more some specific accounts.
 
 This uses ``Swift_Plugins_RedirectingPlugin``. Original recipients are available
 on the ``X-Swift-To``, ``X-Swift-Cc`` and ``X-Swift-Bcc`` headers.
 
-delivery_addresses
-~~~~~~~~~~~~~~~~~~
-
-**type**: ``array``
-
-If set, all email messages will be sent to this list of addresses, using the same logic as ``delivery_address``.
-
 delivery_whitelist
 ~~~~~~~~~~~~~~~~~~