Merge pull request rancher#362 from dweomer/k3s/v1.17.2+k3s1

k3s: v1.17.2+k3s1

Merge pull request rancher#355 from dweomer/linuxkit/metadata/hetzner

update linuxkit/metadata supporting hetzner

Merge pull request rancher#327 from dweomer/fix-upgrade-scripts

fix the upgrade scripts

Merge pull request rancher#325 from dweomer/package/docker-fix

make drone happy so it will publish images

Merge pull request rancher#323 from dweomer/package/docker

package: build and publish docker images

Merge pull request rancher#321 from dweomer/ssh-config

sshd_config: establish default values in overlay

Merge pull request rancher#290 from dweomer/k3s/etc-rancher-node

persist /etc/rancher/node across reboots

Merge pull request rancher#287 from dweomer/k3s/v1.0.0

 k3s: v1.0.0

Merge pull request rancher#286 from dweomer/k3s/v1.0.0-rc6

k3s: v1.0.0-rc6

Merge pull request rancher#283 from dweomer/k3s/v1.0.0-rc5

k3s: v1.0.0-rc5