use old ssh code until higebu's branch is ready, see #1019
builder/digitalocean: updated default image_id, per #1032
builder/digitalocean: updated default image_id, per #1032
Merge pull request #1028 from rasa/use-old-ssh-until-higebus-branch-is-ready

use old ssh code until higebu's branch (#1030) is ready, see #1019
Update CHANGELOG.md
Merge pull request #1034 from rasa/patch-1

builder/digitalocean: updated default image_id, per #1032
Merge pull request #1033 from rasa/patch-2

builder/digitalocean: updated default image_id, fixes #1032
Properly return error when invalid instance state is found