*) Feature: the "wait" parameter in the "include" SSI command.
*) Feature: the Ukrainian and Byelorussian characters were added to
koi-win conversion table.
*) Bugfix: in the SSI.
*) Feature: the "optimize_host_names" directive.
*) Bugfix: in using of the variables in the "path" and "alias"
directives.
*) Bugfix: the ngx_http_perl_module was incorrectly built on Linux and
Solaris.
*) Feature: the ngx_http_perl_module supports the $r->args and
$r->unescape methods.
*) Feature: the method $r->query_string of ngx_http_perl_module was
canceled.
*) Bugfix: segmentation fault was occurred if the "none" or "blocked"
values was specified in the "valid_referers" directive; the bug had
appeared in 0.3.18.
