XNAT-3206 Fixed check of 'non_expiring' flag on user accounts.
XNAT-3185 If scripted session assignment extractor is used, scripts are checked at the project and site level to calculate the desired label of an incoming session. Using the appropriate script will break up PET-MR sessions into separate PET and MR sessions. The script will be attached to the JIRA issue comments.
Fixes for XNAT-3016 (and other improvements on the prearchive details page), XNAT-3037 (!important CSS override/hack to manhandle YUI dialog), also NEW xmodal script! TEST THOROUGHLY!