Native compilation example

Uses dockerizePip to deploy numpy-scipy-sklearn demo.

Test

As in other examples, use node version >= 6.

cd example_native_deps
npm install --prefix . serverless-python-requirements
sls deploy --verbose
sls invoke -f hello --verbose --log

...expected result:

{
  "numpy": "1.13.3",
  "scipy": "1.0.0",
  "sklearn": "0.19.1"
}