Fixes #19504 - Quote puppet class filter in host form

So that the filter can contain characters such as ":"

fixes #19479, #10587, #19500 - two pane notifications are visible

- notification is now inside the content div, allowing two-pane server
responses to include it.
- refactored all notifications to use notification helpers (notice,
warning and error) instead of direct flash manipulation...

i18n - extracting new, pulling from tx

fixes #14178 - Introduce patternfly toast notifications

fixes #14178 - introduce patternfly toast notifications

- replaces old jnoitfy with react implementation.
- Adds a notification store to handle events from
rails flash + legacy javascript Notice function and expose
an Action API to add notifications.

Fixes #19365 - display loading spinner instead of text

Fixes #19176 - fix translated strings in select all hosts

Fixes #19309 - Only select first hosts page on select all (#4467)

Fixes #16043 - add select all hosts option

Fixes #19122 - clear selected hosts in new search