tox: run "lint" step by default.
Issue LIBCLOUD-425: update api responses

update create.domain error api response

update create.resource api response

update domain.list api response

update resource.list api response

update resource.list api error response

update get_zone.json

update get_zone_does_not_exist.json

update get_record.json

update get_record_does_not_exist.json

update domain.update api response

update domain.resource.delete api response

update domain.resource.delete api error response

update domain.resource.update api response

awaiting some api error response bugfixes

update _avail_datacenters.json

update _avail_distributions.json

update _avail_linodeplans.json

update _batch.json

update _linode_ip_list.json

update _linode_list.json

jsonlint

update test values

update linode planids

fix keyerror

set_context for get_zone and get_record

flak8

Signed-off-by: Tomaz Muraus <tomaz@apache.org>
lint.
Update CHANGES.