inkobj: Add stub header, implementation, and test for inkobj.dll

[Stefan Dösinger]

> > > This patch adds stub files for inkobj.dll.
> >
> > Is this a standard Windows DLL? I cannot find it on my Vista
> > installation.
>
> It's part of Windows XP tablet pc edition. You can install tablet services
> on other windows versions (Windows 2000 and above) by installing the Tablet
> PC SDK. (1.7 is the latest I think).
Ok, then it's fine to add it to Wine :-)

I think there are some problems with your patch. I think you should split it 
up into smaller patches, like a header+stub patch, and a 2nd patch containing 
the tests.