Added description to custom option in notification dropdown

app/helpers/notifications_helper.rb

@@ -34,7 +34,7 @@ module NotificationsHelper
   def notification_description(level)
     case level.to_sym
     when :participating
-      'You will only receive notifications from related resources'
+      'You will only receive notifications for threads you have participated in'
     when :mention
       'You will receive notifications only for comments in which you were @mentioned'
     when :watch
@@ -43,6 +43,8 @@ module NotificationsHelper
       'You will not get any notifications via email'
     when :global
       'Use your global notification setting'
+    when :custom
+      'You will only receive notifications for the events you choose'
     end
   end
 

app/views/shared/projects/_notification_dropdown.html.haml

@@ -2,8 +2,8 @@
   - NotificationSetting.levels.each do |level|
     - if level.first != "custom"
       = notification_list_item(level.first, @notification_setting)
-  - unless @notification_setting.custom?
-    %li.divider
-    %li
-      %a.update-notification{ href: "#", role: "button", data: { toggle: "modal", target: "#custom-notifications-modal", notification_level: "custom", notification_title: "Custom" } }
-        Custom
+  %li.divider
+  %li
+    %a.update-notification{ href: "#", role: "button", data: { toggle: "modal", target: "#custom-notifications-modal", notification_level: "custom", notification_title: "Custom" } }
+      %strong.dropdown-menu-inner-title Custom
+      %span.dropdown-menu-inner-content= notification_description("custom")