[ticket/13041] Reordering "Login and Registration Issues"

PHPBB3-13041
[ticket/13041] Updating "User Preferences and settings"

PHPBB3-13041
[ticket/13041] Updating "Login and Registration Issues"

PHPBB3-13041
[ticket/13041] Updating "Posting Issues"

PHPBB3-13041
[ticket/13041] Updating "Searching the Forums"

PHPBB3-13041
[ticket/13041] Updating "phpBB3 Issues"

PHPBB3-13041
[ticket/13041] Updating "Topic Subscriptions and Bookmarks"

PHPBB3-13041
[ticket/13041] Added multiple changes

- "phpBB3" replaced by "phpBB"
- Added the changes suggested by VSE.
- "Subscriptions and Bookmarks" reviewed
- Added trailing comma on modified lines

PHPBB3-13041
[ticket/13041] Added multiple changes

- Added the changes reported by VSE.

PHPBB3-13041
[ticket/13138] Do not use cookie data and autologin while forcing a user_id

PHPBB3-13138
Merge branch 'ticket/13138-2' into ticket/13138-asc

Conflicts:
	phpBB/phpbb/session.php
[ticket/13138] Fix the session key tests

PHPBB3-13138
[ticket/13138] Type hint the variables for IDE usage

PHPBB3-13138
[ticket/13041] Added multiple changes

- Improper english in some sentences.
- Improper use of singular/plural in some sentences
- Replace "the board administrator" by "a board administrator"
- Update the category "Posting Issues" and "Subscriptions and Bookmarks"

PHPBB3-13041
[ticket/13168] Fix mbstring warnings in ACP for PHP 5.6 compatibility

PHPBB3-13168
[ticket/13188] Add missing where clause to post_id query in sphinx index

PHPBB3-13188
[ticket/13188] Correctly format string concatenation

PHPBB3-13188
Merge pull request #3039 from nickvergessen/ticket/13138

[ticket/13138] Only use cookie data when we do not force a user_id
Merge branch 'develop-olympus' into develop-ascraeus

* develop-olympus:
  [ticket/13138] Do not use cookie data and autologin while forcing a user_id

Conflicts:
	phpBB/phpbb/session.php
Merge pull request #3048 from naderman/ticket/13188

[ticket/13188] Add missing where clause to post_id query in sphinx index