Fixes #18061 - Use the term 'Actions' consistently in smart proxy

Fixes #14714 - Make inherited Puppet Classes more apparent

To better recognize which Puppet Classes are inherited for Host
or Hostgroup they are under a sub-heading as a seperated list.

refs #18031 - change Admin field string in PO, remove new string

Fixes #17971 - move user taxonomyAdded js to webpack

Fixes #4519, #9531 - Correctly handle invalid host name changes

Removing a host name or otherwise changing it to an invalid name (such
as a name containing /) caused the form to fail loading. This makes sure
all paths are generated correctly and validation error is shown.

Fixes #18039 - Update documentation buttons style

Each page should have one clear call to action, so update the
documentation button to secondary button style

Fixes #18025 - make user groups sortable

Fixes #18031 - unify admin flag label

Fixes #3551 - Show unavailable Puppet Classes in Host Group edit

Puppet Classes can be assigned to a Host Group even if they are
not available in the set environment.

The Classes persist through out changes of the environment,
but were previously hidden from the UI this changes that....

fixes #18024 - add 'image' search field to hosts