Fixes #17844 - unify test mail js code

Fixes #18099 - Update the close button style

Change the close button style in the modal window, keep consistent
with PatternFly close button.

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.

Fixes #17971 - move user taxonomyAdded js to webpack

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 #17972 - Simplify new trend form js and helpers

Migrated the js to webpack as well.

Fixes #17904 - Show tooltips for long proxy log messages

Fixes #17913 - Remove deprecation message when loading ACE editor

Fixes #17910 - Quote strings for JQuery href attribute selector

When the attribute starts with an hash (#) the query can not be
parsed by JQquery, quoting them prevents that from happening.

Fixes #17855 - reflect changes to template on image selection

In oVirt images are based on templates, so when an image is selected
on operating system tab, the template field on compute resource tab
should change accordingly.