The magnifying glass icon on the top left of a card is fetched from confluence.atlassian.com

This affects what ever the current version is on JAC.
The magnifying glass icon used in the top left of cards (when you hover) is loaded from http://confluence.atlassian.com/images/icons/magnify_16.png

This seems unnecessary. I only noticed because I work remotely via the authenticating proxy and see multiple authentication requests when I try to access the task board. There are a few others that I haven't been able to track down yet.