xenforo 2.1.5a released

We let a pesky bug slip into XenForo 2.1.5 so we have therefore released XenForo 2.1.5a to rectify it. Specifically: https://xenforo.com/community/threads/custom-user-thread-fields-awol-in-2-1-5.171932/ Custom user and thread fields here on XenForo.com appear to have vanished, such as user...