message: remove unused dep from cc dockerfile
diff: @@ -2,7 +2,6 @@ FROM nvidia/cuda:9.0-cudnn7-devel-ubuntu16.04
  RUN apt-get update && apt-get install -y --no-install-recommends \
  build-essential \
  - bc \
  cuda-command-line-tools-9-0 \
  cuda-cublas-dev-9-0 \
  cuda-cudart-dev-9-0 \
  