[1/3] [d3d8] Add testcase for IDirect3DDevice8::CreateImageSurface

[Tobias Jakobi]

Posted a alternate version of the patchset to wine-patches, now using 
todo_wine and activating the testcase in the first patch.
Patch no. 3 didn't change though, but I reposted it anyway.

Greets,
Tobias