Merge pull request #1 from ajaxplorer/master

Hi, i need to make modifications, but my repo is obsolete :)
A Small fix on a send header instruction to implement a header to lighttpd server version 1.4.X.
More info in http://redmine.lighttpd.net/projects/lighttpd/wiki/X-LIGHTTPD-send-file
Merge pull request #273 from joubertredrat/master

Small fix on a header to improve a sendfile to lighttpd version 1.4.X