Fixes for small objects. And fixes of densenet201_yolo.cfg, resnet50_yolo.c...

AlexeyAB

2018-03-08 a6c51e3b758aee7fd3a6f1d37daa8dcad4891e52

 src/cuda.c

@@ -96,6 +96,7 @@
    int i = cuda_get_device();
    if(!init[i]) {
        cublasCreate(&handle[i]);
      cublasStatus_t status = cublasSetStream(handle[i], get_cuda_stream());
        init[i] = 1;
    }
    return handle[i];