Adds a setting to remove incoming emails body after a delimiter (#4409).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3226 e93f8b46-1217-0410-a6f0-8f06a7374b81

config/locales/da.yml

@@ -891,3 +891,5 @@ da:
   label_missing_api_access_key: Missing an API access key
   label_missing_feeds_access_key: Missing a RSS access key
   button_show: Show
+  text_line_separated: Multiple values allowed (one line for each value).
+  setting_mail_handler_body_delimiters: Truncate emails after one of these lines