Jigsaw

Added a way to extract/insert metadata

• Get the picture

  HEAD /example.jpg HTTP/1.1
  Host: jigsaw.example.com
  
  HTTP/1.1 200 OK
  Cache-Control: max-age=864
  Date: Thu, 19 Sep 2002 12:54:14 GMT
  Content-Length: 258650
  Content-Type: image/jpeg
  Etag: "gdpm70:rub42t08"
  Expires: Thu, 19 Sep 2002 13:08:38 GMT
  Last-Modified: Tue, 20 Jun 2002 15:45:57 GMT
  Server: Jigsaw/2.2.1
  Vary: Accept
      

• Get the metadata

  HEAD /example.jpg HTTP/1.1
  Host: jigsaw.example.com
  Accept: application/xml+rdf,text/rdf
  
  HTTP/1.1 200 OK
  Cache-Control: max-age=864
  Date: Thu, 19 Sep 2002 12:55:29 GMT
  Content-Length: 1146
  Content-Location: http://jigsaw.example.com/example.jpg;text%2Frdf
  Content-Type: text/rdf
  Etag: "gdpm70:rub42t09"
  Expires: Thu, 19 Sep 2002 13:09:53 GMT
  Last-Modified: Tue, 20 Jun 2002 15:45:57 GMT
  Server: Jigsaw/2.2.1
  Vary: Accept