Component version bump

• Upgrade kubectl to 1.17.0
• Upgrade alpine to 3.11
• Use git-crypt package from alpine package repository instead of building our own

1.9.3

fixes #22 (thanks @aleksanderllada!)

1.9.1

This release restructures the file layout and updates alpine&kubectl

1.8.4

bump alpine and kubectl versions

1.7.2

Upgrade kubectl to 1.7.2

1.6.5: Merge pull request #13 from comandi/escape-git-name-and-email

Escape git name and email

1.5.3

Kubernetes resource state sync to git inspired by rancid

• kubernetes 1.5.3