FAQ: add --resolve details to question 3.19

Updated: March 8, 2011 (http://curl.haxx.se/docs/faq.html)

Updated: December 7, 2011 (http://curl.haxx.se/docs/faq.html)

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    curl --header "Host: www.example.com" http://127.0.0.1/

  You can also opt to add faked host name entries to curl with the --resolve

  option. That has the added benefit that things like redirects will also work

  properly. The above operation would instead be done as:

    curl --resolve www.example.com:80:127.0.0.1 http://www.example.com/

  3.20 How to SFTP from my user's home directory?

  Contrary to how FTP works, SFTP and SCP URLs specify the exact directory to