Docker build and run environmet for OpenCV and CUDA

Current versions: OpenCV 4.0.1 and CUDA 10

This repo and build scripts is good for building CUDA-enabled OpenCV.

Build environment

Build in a Python 3.6+ virtualenv with the latest cmake installed.

$ python -m venv ocvfactory
$ source ./ocvfactory/bin/activate
$ pip install -r requirements.txt

$ docker build -t opencv-cuda .