Colourise wraps a message in an appropriate colour based on the accompanying status string.

ColouriseDiff wraps a diff object in nice colours.

ColouriseStatus wraps a status code in an appropriate colour.

Errorf wraps an error, extracting the AWS API error if it exists.

Indent adds prefix to every line of in.

New creates a new UI.

StackHasSettled returns whether a given status represents a stack that has settled, i.e.