[ticket/12999] Remove @author tags

PHPBB3-12999
Merge pull request #2894 from Nicofuma/ticket/12999

[ticket/12999] Remove @author tags

* Nicofuma/ticket/12999:
  [ticket/12999] Remove @author tags
[ticket/12990] Use {$var} instead of ${var}

PHPBB3-12990
[ticket/13004] Remove obsolete S_HAS_ATTACHMENTS check from topic tools.

PHPBB3-13004
Merge pull request #2900 from prototech/ticket/13004

[ticket/13004] Remove obsolete S_HAS_ATTACHMENTS check from topic tools.

* prototech/ticket/13004:
  [ticket/13004] Remove obsolete S_HAS_ATTACHMENTS check from topic tools.