mod_sasl2_fast: Only copy SASL handler internals from util.sasl instance Prevents traceback in case the session sasl handler is missing the profile table, as may be the case with non-core sasl handlers. Thanks taba for reporting

This module produces more detailed HTTP logs for Prosodys built-in HTTP
server. The format is similar to that of Apache and go into Prosodys
normal logs at the `info` level.