Better error message output
Make suspect report use <= 1 instead of = 0
FIX: don't error out when updating a topic with no changes
minor copyedit
suppress long category names on mobile
bit shorter max width on mobile categories
FIX: exportUsers action was deleted, so user export was failing
Merge pull request #3014 from techAPJ/patch-3

FIX: exportUsers action was deleted, so user export was failing
FIX: editing the 1st post of a private message wasn't working
FIX: Editing a category definition topic was clearing its permissions
FEATURE: use actual time in preference > email notifications' instruction
FEATURE: 'delete user' button in the user card in the admin section