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.
FIX: disposable invite was giving email validation error
Merge pull request #2905 from techAPJ/patch-3

FIX: disposable invite was giving email validation error
make sure categories don't wrap in email digests
Moderators can search users by ip address
Merge pull request #2906 from techAPJ/patch-3

Moderators can search users by ip address
include all groups in user csv export
Merge pull request #2907 from techAPJ/patch-1

include all groups in user csv export
FEATURE: allow long polling to go to a different url

Added the site setting long_polling_base_url , this allows you
to farm long polling to a different server.

This setting is very important if a CDN is serving dynamic content.
Improved release notes.

- Format markdown with headers and bullets.
- Split out comments with more than one FIX or FEATURE
- Escape a few characters that disrupt formatting
FIX: missing headers from long poll response
emails from microsoft outlook 14 were not getting parsed as text
FIX: Make shortcut 'c' global for creating a topic

https://meta.discourse.org/t/keyboard-shortcut-c-create-a-new-topic-does-not-work-globally/18975
use ember textarea
Merge pull request #2913 from techAPJ/patch-2

use ember textarea