[ticket/12492] Add support of special chars

Add support of special chars during db test in the installation

PHPBB3-12492
[ticket/12755] Add timeout to remote upload to prevent infinite loop

PHPBB3-12755
[ticket/12755] Add language string for timed out remote upload

PHPBB3-12755
[ticket/12755] Change upload in remote_upload() method to fit get_remote_file

PHPBB3-12755
[ticket/12755] Terminate upload loop if upload reaches filesize

Terminate the upload loop if the expected filesize has been reached instead
of trying to read more bytes until the timeout has been reached.

PHPBB3-12755
[ticket/12755] Apply de morgan to conditional

PHPBB3-12755
Merge pull request #2633 from marc1706/ticket/12755

[ticket/12755] Add timeout to remote upload to prevent infinite loop

* marc1706/ticket/12755:
  [ticket/12755] Apply de morgan to conditional
  [ticket/12755] Terminate upload loop if upload reaches filesize
  [ticket/12755] Change upload in remote_upload() method to fit get_remote_file
  [ticket/12755] Add language string for timed out remote upload
  [ticket/12755] Add timeout to remote upload to prevent infinite loop
[ticket/12196] Fix typo "referer" in acp/attachments

PHPBB3-12196
Merge remote-tracking branch 'nickvergessen/ticket/12196' into develop-olympus

# By Joas Schilling
# Via Joas Schilling
* nickvergessen/ticket/12196:
  [ticket/12196] Fix typo "referer" in acp/attachments
[ticket/12196] Revert Fix typo "referer" in acp/attachments

This reverts commit 9bc1f7924d5ef00fb988b81347d4c5c730b25eb2.
https://tracker.phpbb.com/browse/PHPBB3-12196

PHPBB3-12196
Merge pull request #2662 from dhruvgoel92/ticket/12196

[ticket/12196] Revert Fix typo "referer" in acp/attachments

* dhruvgoel92/ticket/12196:
  [ticket/12196] Revert Fix typo "referer" in acp/attachments
[ticket/12120] Add nicofuma to the developers

PHPBB3-12120
Merge pull request #2685 from nickvergessen/ticket/12120

[ticket/12120] Add nicofuma to the developers

* nickvergessen/ticket/12120:
  [ticket/12120] Add nicofuma to the developers
[ticket/12120] Remove imkingdavid from active authors

PHPBB3-12120
[ticket/12695] Add viewtopic language file for parse_attachments in mcp_post

PHPBB3-12695
Merge pull request #2722 from marc1706/ticket/12695

[ticket/12695] Add viewtopic language file for parse_attachments in mcp_...

* marc1706/ticket/12695:
  [ticket/12695] Add viewtopic language file for parse_attachments in mcp_post
Merge pull request #2716 from marc1706/ticket/12120

[ticket/12120] Remove imkingdavid from active authors

* marc1706/ticket/12120:
  [ticket/12120] Remove imkingdavid from active authors
Merge pull request #2425 from Zoddo/ticket/12492

[ticket/12492] Add support of special chars

* Zoddo/ticket/12492:
  [ticket/12492] Add support of special chars