Fixes #23290 - Unmount components before dom-update

• provide core `tfm.reactMounter.unmountComponents` function
• unmount components before saving host and manually update the dom with
  jquery

Fixes #23391, #23251 - adjsut breadcrumbs swticher to pf design

fixes #23357 - Refactor Notification Drawer from patternfly-react

Fixes #23468 - Add a test helper to test reducers with fixtures

The idea of testing a reducer using fixtures was introduced
in the BreadcrumBar tests.

Since, other components are going to be tested using this method,
it is moved to testHelpers.js to avoid duplication of code....

Fixes #23364 - add search input in breadcrumbs switcher

Fixes #23521 - BreadcrumbBar nested name_field

Fixes #22855 - Add full breadcrumbs functionality

Fixes #22685 - improve statistics page loading time

Fixes #21170 - move password_strength.js to wepback

fixes #20839 - new react implementation for bookmarks dropdown

Revert "Fixes #21312 - components for formatting dates" (#5094)

This reverts commit f2121ffcd31a2ba51895a04ce780a24f03295184.

Fixes #21846 - React turbolinks fix

In order to support turbolinks with react, need to
unmount all root components before turbolinks do the unload

It fix the issue with the notification drawer and the on-click-outside
http://projects.theforeman.org/issues/21846

Fixes #21312 - components for formatting dates

Fixes #21137 - Register reducers from plugins

This enables registering reducers from plugins.

http://projects.theforeman.org/issues/21137

Fixes #21624 - eslint update to airbnb-base

Replace existing custom rules with airbnb-base config.
Eventually we'll want to to move to the full airbnb config
with react and a11y.

http://projects.theforeman.org/issues/21624

fixes #20838 - add redux-form supports

Fixes #20469 - Register react components from plugins

fixes #20485 - cache notification indicator in local storage

this ensures that the toggle icon is not swapping between
different page loads.

long term maybe we should cache the entire notifications

fixes #4509 - VMWare: multiple scsi controllers

fixes #20328 - ensure target div is always empty

this solves the problem when a div has already react component on it,
which gets reloaded via some ajax call.

fixes #20275 - add css linter support

this also fix all css linter issues across.

Fixes #19615 - Hosts cart to c3

fixes #14178 - Introduce patternfly toast notifications

Fixes #18957,#18193,#18678,#18853 - notifications redux

Refactored notifications to work with redux, fixed
several UI related bugs, added tests.
flux is now unused, this is based on @gailsteiger's
previous work.

fixes #14178 - introduce react patternfly toasts

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 #18957,#18193,#18678,#18853 - notifications redux

Refactored notifications to work with redux, fixed
several UI related bugs, added tests.
flux is now unused, this is based on @gailsteiger's
previous work.

Fixes #18591 - powerStatus in redux

fixes #18464 - Add Redux to statistics page

This is a first step to replacing Flux with Redux

fixes #18010 - UI Notifications front-end implementation

Fixes #14688 - Power status visible on hosts index page

Fixes #13424 - c3 patternfly react implementation