and replies, while in Squid 3 it only did respect request headers.
This option brings back the functionality to replace the contents of
reply headers. Consult the documentation for usage details.
+ </verb>
<tag>request_header_replace</tag>
<p>This option allows you to change the contents of request headers.
(header_access has been split into two options request_header_access
and reply_header_access), header_replace (now deprecated) is being
replaced by request_header_replace.
+ </verb>
<tag>icap_log</tag>
<p>New option to write ICAP log files record ICAP transaction summaries, one line per