TorchNeuralNet: Improve error message when the subprocess dies.
TorchNeuralNet: Improve error message when the subprocess dies.

xinfang/face-recognize,xinfang/face-recognize,xinfang/face-recognize,nhzandi/openface,Alexx-G/openface,francisleunggie/openface,cmusatyalab/openface,cmusatyalab/openface,nmabhi/Webface,Alexx-G/openface,francisleunggie/openface,cmusatyalab/openface,nmabhi/Webface,francisleunggie/openface,nmabhi/Webface,nhzandi/openface,nhzandi/openface,Alexx-G/openface,nmabhi/Webface,Alexx-G/openface