cloud-config: bump linux metadata (rancher#467)

Pick up support for digital ocean and cdrom-by-label.

CWEBD Updates

 - Add gettext tools
 - Add etcd service and documentation
 - Reference CWEBD k3os kernel

CWEBD Updates

 - Add etcd service and documentation
 - Reference CWEBD k3os kernel

CWEBD Updates

 - Add etcd service and documentation
 - Reference CWEBD k3os kernel

Merge pull request #2 from dclark/wireguard

Reference https://github.com/dclark/k3os-kernel/releases/download/5.0…

Merge pull request #3 from dclark/wireguard

Wireguard

Merge pull request rancher#429 from dweomer/xorriso-joliet-bootable-f…

…rom-usb

iso: fix usb image

Merge pull request rancher#429 from dweomer/xorriso-joliet-bootable-f…

…rom-usb

iso: fix usb image

Merge pull request rancher#428 from dweomer/base/tzdata

base: add tzdata and ncurses-terminfo