'Unquiesce the specified instance after snapshots.
If the specified instance doesn\'t support quiescing,
InstanceQuiesceNotSupported is raised. When it fails to quiesce by
other errors (e.g. agent timeout), NovaException is raised.
:param context:  request context
:param instance: nova.objects.instance.Instance to be unquiesced
:param nova.objects.ImageMeta image_meta:
The metadata of the image of the instance.'

def unquiesce(self, context, instance, image_meta):

    raise NotImplementedError()
