Update `www/mini_httpd' to version 1.27. Changes since 1.26:

Fixed bug that prevented binary CGI results from working.
This bug was introduced in 1.23. Noticed and diagnosed by
Qipeng Zhang.

While here, wrap the lines that exceed 80-character limit.

TIMESTAMP (mini_httpd-1.27.tar.gz) = 1488912725

PR: 217932
Submitted by: maintainer