Remove links from recent actions list in admin panel

Review Request #2954 — Created March 10, 2012 and submitted — Latest diff uploaded

Review Board
Removes the links from the recent actions list in the admin panel.

When allowing extensions to have their own admin sites, broken links are generated by this list under special circumstances. This is due to a bug in Django; an issue has been filed at

Until a custom admin log is written, or a better solution is found, the links will be removed altogether.
Tested in local dev, observing both the Review Board admin site, and an extension's admin site.