(1) Did you build CS from master on github? Which commit did you build from with KitchenSink?
If you build CS from master on github please also build KS from master on github.
(2) Based on your other values you now have CopperSpice installed in "D:/Projects/Vendor/lib". The following link shows our directions for building KitchenSink. Please make sure you install about building.
Since you are running on Windows, your value for -DCMAKE_PREFIX_PATH=[path_to_copperspice] would be: -DCMAKE_PREFIX_PATH=D:/Projects/Vendor/lib/cmake/copperspice. On Unix systems the path is slightly different.