Upgrade all Kubernetes dependencies to v1.10.2

[andrewsykim]

Notes:

• in v1.10 all methods in the cloud provider interface now expect context.Context as the first argument. This requires us to import both go context and godo context :(
• Cloud Controller Manager now uses component config so had to update main.go accordingly.
• add override for --allow-untagged-cloud=true which allows CCM to run even though cluster ID is not set
• updated godo to v1.2.0 which means we can use the context passed by the controller instead of using godo/context

[lxfontes]

❤️

[fatih]

lgtm 👍

[andrewsykim]

Forgot to run dep prune, much better now 😆

[bhcleek]

github.com/digitalocean/godo/context doesn't exist anymore. Instead of refactoring to use a package that's been removed from godo, why not just use the stdlib context package for all those functions to which you added context?

[andrewsykim]

Ah, had no idea it was removed, I'll update it to use stdlib context, I much prefer that!

[bhcleek]

lgtm