* Switch to "failure zone" term
Previous wording, "availability zone", is specific to certain cloud
service providers (eg AWS).
* Refer to glossary terms where appropriate
* Reword signposting to examples
* Assign stable name to anchor
* Link to standard node labels
* Fix incorrect feature state claims
* NodeRestriction admission plugin needs Kubernetes v1.11
(or later)
* Move further reading to whatsnext section
* Fix link to cluster setup
* Drop advice about older kubectl
Kubernetes v1.14+ definitely does offer a compatible kubectl
* Drop outdated comment about downloading examples
* Call an availability zone an availability zone
Tim Bannister
a6fc4c139b