removed/changed the following deprecated functions in PHP 5.3.x: call_user_method(), call_user_method_array(), define_syslog_variables(), dl(), ereg(), ereg_replace(), eregi(), eregi_replace(), session_register(), session_unregister(), session_is_registered(), set_socket_blocking(), split(), spliti(), sql_regcase(), mysql_db_query(), mysql_escape_string()
