[ticket/11171] DB additions for these changes

Made the required changes to develop/create_schema_files.php
and this is what resulted of that.

PHPBB3-11171
[ticket/11171] DB changes for the update

These are the changes to database_update.php required for
this ticket.

PHPBB3-11171
[ticket/11171] Use the options stored to decide how to show it

Added what's needed so that the post in the report is parsed the
same way as it was being parsed when the post was reported

PHPBB3-11171
[ticket/11171] Adapted the code in report.php

Added the variable aliases needed (to look and feel the same as
it was before)
Added the variables into  the table insert.

PHPBB3-11171
[ticket/11171] Cleanup of leftovers

I didn't notice that there were actually leftovers from the other
PR. Anyway, this will remove all the leftovers I noticed from the
other PR.

PHPBB3-11171
[ticket/11171] Moved the DB schema changes to its place

Moved the db changes schema to the place where all the other
schema changes are.

PHPBB3-11171
Merge remote-tracking branch 'remotes/brunoais/ticket/11171' into develop

# By Bruno Ais
# Via Bruno Ais
* remotes/brunoais/ticket/11171:
  [ticket/11171] Moved the DB schema changes to its place
  [ticket/11171] Cleanup of leftovers
  [ticket/11171] Adapted the code in report.php
  [ticket/11171] Use the options stored to decide how to show it
  [ticket/11171] DB changes for the update
  [ticket/11171] DB additions for these changes

Conflicts:
	phpBB/install/schemas/firebird_schema.sql
	phpBB/install/schemas/mssql_schema.sql
	phpBB/install/schemas/mysql_40_schema.sql
	phpBB/install/schemas/mysql_41_schema.sql
	phpBB/install/schemas/oracle_schema.sql
	phpBB/install/schemas/postgres_schema.sql
	phpBB/install/schemas/sqlite_schema.sql