add a new line to the end of this file

2000-01-24 02:08:44 +00:00 · 2000-01-24 02:08:44 +00:00 · 92656b03e2
--- a/mailnews/base/resources/locale/en-US/messenger.dtd
+++ b/mailnews/base/resources/locale/en-US/messenger.dtd
@ -273,4 +273,4 @@ Rights Reserved.

 <!-- Message Header View Popup -->
 <!ENTITY AddToAddressBook.label "Add Address To Address Book">
-<!ENTITY SendMailTo.label "Send Mail To">
+<!ENTITY SendMailTo.label "Send Mail To">