FEATURE: search by ip address on admin user list page
fix size of quote avatars in email
FIX: When uncategorized badge is not suppressed, the header formatting
was a bit messed up
Merge pull request #2902 from techAPJ/patch-1

FEATURE: search by ip address on admin user list page
FIX: Broken "read more" link on categories view for mobile pinned topics
FEATURE: Include category / subcategory name in document title when
viewing a topic.
Merge pull request #2905 from techAPJ/patch-3

FIX: disposable invite was giving email validation error
Moderators can search users by ip address