SINGA-294 Add instructions for CUDA support on Windows
SINGA-294 Add instructions for CUDA support on Windows

nudles/incubator-singa,apache/incubator-singa,apache/incubator-singa,nudles/incubator-singa,ijingo/incubator-singa,apache/incubator-singa,ijingo/incubator-singa,nusdbsystem/incubator-singa,ijingo/incubator-singa,kaiping/incubator-singa,nudles/incubator-singa,nusdbsystem/incubator-singa,nusdbsystem/incubator-singa,ijingo/incubator-singa,ijingo/incubator-singa,kaiping/incubator-singa,nudles/incubator-singa,kaiping/incubator-singa,apache/incubator-singa,nusdbsystem/incubator-singa,kaiping/incubator-singa,kaiping/incubator-singa,nudles/incubator-singa,apache/incubator-singa,nusdbsystem/incubator-singa