Update Readme.md

Alexey

2018-02-18 1106f5325b8bd3dc4b5fe776d8abecbe3879b9d2

 src/network_kernels.cu

@@ -114,6 +114,7 @@
    state.truth = *net.truth_gpu;
    state.train = 1;
    forward_network_gpu(net, state);
   cudaStreamSynchronize(get_cuda_stream());
    backward_network_gpu(net, state);
}