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 #6502 - List ignored classes and environments on import

When importing environments and classes from puppet, ignored
environments and classes defined in ignored_environments.yml
aren't aparent.

This will add them to the list to import as ignored and...

Fixes #10539 - Add default names for ifaces for oVirt CR VMs

Fixes #12547 - Added validators to interger fields

With this commit, instead of postgresql exception it will
show proper validation message for interger fields.

Fixes #18085 - Update 'Build PXE Default' to secondary style

Each page should have one clear call to action, so update the
Build-PXE-Default button to secondary button style

Fixes #17653 - Allow all parameters api to unhide values

Fixes #15405 - Moved puppet UI to helpers

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.