implement MsiSetExternalUIRecord

[Paolo Abeni]

hello,

On Sat, Jun 21, 2008 at 5:08 AM, Dmitry Timoshkov
<dmitry at codeweavers.com> wrote:
>
> The only place where new stuff is used is package.c, why did
> you add it to msi_main.c and msipriv.h?

I followed the example of the current implementation
of the text-based external UI handler. It also define global variables
in msi_main.c, setup them in msi.c and use them in package.c. Please
note that also the global variables defined in my patch are used both
in package.c and msi.c.

Best regards,

Paolo Abeni