[ticket/8558] Add display name in emails from board

PHPBB3-8558
[ticket/8558] Do string concatenation only once and do htmlspecialchars

PHPBB3-8558
[ticket/12404] Adds a new event before and after the Timezone display

PHPBB3-12404
[ticket/12406] Fix variable description of core.viewtopic_modify_page_title

Variable page_title should be described as "Title of the viewtopic page".

PHPBB3-12406
[ticket/8558] Add display name in emails from board

PHPBB3-8558
[ticket/12409] Add acp_users.php core events to modify users preferences data

There're events to modify UCP user preferences in ucp_prefs.php,
so it makes sense to add related events to acp_users.php to control
new user's prefs via ACP.

PHPBB3-12409
[ticket/8558] Add config in migrations and schema_data

PHPBB3-8558
[ticket/8558] Use only one variable and improve explain string

PHPBB3-8558
[ticket/8558] Fix field length in ACP

PHPBB3-8558
[ticket/12418] Notice displayed for feed.php

https://tracker.phpbb.com/browse/PHPBB3-12418

language/viewtopic.php isn't loaded, so MISSING_INLINE_ATTACHMENT isn't
available.

PHPBB3-12418
[ticket/12273] Add a basic set of tests for the exporter

PHPBB3-12273
[ticket/12273] Use the new class

PHPBB3-12273
[ticket/12273] Grab name of events with a function

PHPBB3-12273
[ticket/12273] Move grabbing the $vars array line to a method

PHPBB3-12273
[ticket/12273] Add more tests for the event exporter

PHPBB3-12273
[ticket/12273] Use class properties instead of parameters

PHPBB3-12273
[ticket/12273] Crawl the phpBB directory for events

PHPBB3-12273
[ticket/12273] Move event exporter to namespace

PHPBB3-12273
[ticket/12273] Rename exporter to php_exporter

PHPBB3-12273
[ticket/12273] Move MD Exporter to separate file

PHPBB3-12273