$timezone contains the original jQuery object, therefore the subsequent
removal of the optgroup children while filtering has no effect on the
$replacement object - the one that's now visible to the user. We'll simplify
and fix this by injecting the content of the copy instead of going through the
trouble of cloning it.
PHPBB3-13069
[ticket/13018] Remove duplicate logic in confirm box and alert box handling.
* prototech/ticket/13018:
[ticket/13018] Clean up and fix some logic.
[ticket/13018] Do not handle events in close function.
[ticket/13018] Reduce the delta further.
[ticket/13018] Remove duplicate logic in confirm box and alert box handling.
[ticket/13056] Move the arguments of the request class to the DI
* Nicofuma/ticket/13056:
[ticket/13056] Move the arguments of the request class to the DI
The callback does not actually do anything when cancelling the confirmation
box so we can avoid calling it altogether when cancel is clicked.
PHPBB3-13018
This ensures a more consistent handling of the various closing/opening actions
and fixes some bugs where certain event handlers are not turned off in certain
instances.
PHPBB3-13018
[ticket/13019] Always accept a reason for deleting a post/topic.
* prototech/ticket/13019:
[ticket/13019] Do not hide reason field when deleting permanently.
[ticket/13019] Rename deletion reason label.
[ticket/13019] Always accept a reason for deleting a post/topic.
Added a non-breaking space to remove the following warning:
**Empty heading.**
```html
<h3 class="alert_title"></h3><p class="alert_text"></p>
```
PHPBB3-13040
[ticket/12734] Custom profile manager should not suppress errors when inserting user rows
* Senky/ticket/12734:
[ticket/12734] Remove unnecessary error supressing
[ticket/13005] Add event to display_forums() to modify category template data
* rxu/ticket/13005:
[ticket/13005] Add event to display_forums() to modify category template data
[ticket/13006] Add variables to the 'core.modify_quickmod_actions' event
* rxu/ticket/13006:
[ticket/13006] Add variables to the 'core.modify_quickmod_actions' event
[ticket/12976] Correctly use plurals for attachment count in UCP navigation
* nickvergessen/ticket/12976:
[ticket/12976] Correctly use plurals for attachment count in UCP navigation
The static var was global to all instance of \phpbb\base and so if two
different instances (for two different extensions) were created by the
same script they shared the same migrations list.
PHPBB3-12963