More readable whitespace when building the thread report
Add stash.thread_openclose()
Double-click thread icons to close the thread in the reported posts block
Fix conflict created by adding extra CSS file to thread pages
Fix some colours on report pages
Support StopForumSpam checks with only one of "username" and "IP"
Add stash.{get_user_ips,get_ip_data,get_member_info}()
New duplicate report
Use stash.get_member_info() on report pages
Better "common actions" section for untaken reports
Fix stash.get_member_info() for non-post-related infractions
Updated version number to 3.18

Actual command: ./release.sh 3.18