fixes #13067 - dropdown menu alignment fix

fixes #13292 - replacing the turbolinks progress bar with a spinner

Fixes #12720 - Add tabs for puppet on proxy show page

This patch adds two tabs to the proxy show page related to puppet
1. Puppet - this tab is for proxies managing a puppet master. This tab
displays information about the puppet master, such as number of classes...

Fixes #13279 - Adapt alerts to Patternfly

Currently our alerts have a h4 header, then a text. Alerts on Patternfly
are meant to have a bold title, then the content, like one can see in
https://www.patternfly.org/widgets/#alerts

fixes #13247 - make sure Ace editor resizes on fullscreen

Fixes #13126 - Corrects smart variable matcher length

Fixes #13258 - Use patternfly icons for parameters

fixes #6535 - EC2 Security Groups show empty box

Fixes #12843 - lookup values are hidden when creating them if lookup key is hidden

fixes #13124 - use patternfly icons for status

this changes the following to use patternfly status icons(https://www.patternfly.org/styles/icons/)
- hosts list
- about page
- smart proxy index

Additionally, I've updated the default spinner to be xs class,...