Add support for multiple email addresses per user (#4244).

git-svn-id: http://svn.redmine.org/redmine/trunk@13886 e93f8b46-1217-0410-a6f0-8f06a7374b81

config/settings.yml

@@ -36,6 +36,10 @@ unsubscribe:
 password_min_length:
   format: int
   default: 8
+# Maximum number of additional email addresses per user
+max_additional_emails:
+  format: int
+  default: 5
 # Maximum lifetime of user sessions in minutes
 session_lifetime:
   format: int