Sort images by timestamp in center. See #11986
Sort users & fix placeholder text in Edit Group. See #11985
Owner warned on removing last user. See #11984
Fix Double-click on well after paste rdef. See #11987
Merge pull request #2104 from will-moore/owner_remove_last_user_11984

Owner remove last user 11984
Update Edit/group placeholder messages for PR2105
Merge pull request #2105 from will-moore/sort_images_timestamp_11986

Sort images timestamp 11986