Use db_query_safe() in more places

Replace most of the raw mysql_query() calls.

Sometimes these are POSTed to

s/$token/$_GET[token]/g fixing up the $token references in fetch/* to work without register_globals

Rename php3 -> phpmasterdb

's/pconnect/connect/g'

emit @pair2.php.net addresses

allow opting in to spam protection for php.net mail aliases

go ahead and use persistent connections

fix format for forward file

merge users_cvs back into users. just added complexity that wasn't really worth it.

email may be null, but not empty

old columns were dropped, so don't need to be as explicit

splitting cvs-specific stuff to distinct table.

lines need trailing ;

skip entries without email addresses

more stuff to export