hhctrl: Add itss header

[James Hawkins]

Hey,

We need itss.h to open and read chm files, and I don't know of any
other way of getting to itss.h than copying the include to the hhctrl
directory.

Changelog
* Add itss header.

-- 
James Hawkins
-------------- next part --------------
A non-text attachment was scrubbed...
Name: itss.diff
Type: text/x-patch
Size: 9838 bytes
Desc: not available
Url : http://www.winehq.org/pipermail/wine-patches/attachments/20050722/9eade57a/itss.bin