Merge pull request #28 from sticksnleaves/v1.8.2

Update Elixir to version 1.8.2

Update README for 1.8.1

Update link to 1.8.0 Dockerfile commit

Merge pull request #27 from sticksnleaves/v1.7.4

Update to v1.7.4

Merge pull request #26 from sticksnleaves/bob

Use bob builds

Merge pull request #25 from sticksnleaves/bash

Add bash for distillery support

Merge pull request #24 from sticksnleaves/alpine

Switch to alpine

Merge pull request #23 from sticksnleaves/v1.7.3

Update to v1.7.3

Merge pull request #22 from sticksnleaves/v1.7.2

Update for v1.7.2

Merge pull request #21 from sticksnleaves/v1.7.1

Update to v1.7.1