Delay to display correct attachments

Issue Summary

Attachments from previous issue displayed are persisting when you browse to another issue.

Steps to Reproduce

1. Access an issue that has attachments (issue view)
2. Click on a queue and select another issue

Expected Results

Attachments from the current issue instantly appear on the screen.

Actual Results

Files attached to the first issue viewed will appear on the second issue for a few seconds before catching up with the correct attachments.