Minor cleanup for apk commands (#42)

Update README.md

Install Git LFS (#39)

Git Large File Storage (LFS) is a commonly used plugin which avoids
adding very large blobs to Git: https://git-lfs.github.com/

This patch adds the git-lfs package and then initializes Git LFS so it
will run properly.

Install Git LFS (#39)

Git Large File Storage (LFS) is a commonly used plugin which avoids
adding very large blobs to Git: https://git-lfs.github.com/

This patch adds the git-lfs package and then initializes Git LFS so it
will run properly.

Install Git LFS (#39)

Git Large File Storage (LFS) is a commonly used plugin which avoids
adding very large blobs to Git: https://git-lfs.github.com/

This patch adds the git-lfs package and then initializes Git LFS so it
will run properly.

hotfix - apk add bash error

hotfix - apk add bash error

hotfix - apk add bash error

feature/multi-arch

migrate to travisci.com