* Added table option variable to the SQL patch files, so now upgrading a non-standard schema won't leave your database horribly corrupted.
* Added sql.php, for sourcing SQL files with MediaWiki variable substitution.
* Disable MySQL's strict mode at session start for MySQL 4.1+, to avoid the various problems that occur when it is on.
with MySQL's strict mode, often enabled by the Windows installer.
The defaults are ignored anyway when strict mode is off...
* (bug 7685) Use explicit values for ar_text and ar_flags when deleting,
for better compatibility with MySQL's strict mode
* Convert unnecessary URL escape codes in external links to their equivalent
character before doing anything with them. This prevents certain kinds of
spam filter evasion. (Parser.php only)
