Fixes #22855 - Add full breadcrumbs functionality

Fixes #22236 - Adds breadcrumbs to foreman UI

fixes #16592 - keep consistent for headline capitalization

Based on PatternFly Outline Headline Style, Suggested to
keep consistent in headline capitaliztion.

Fixes #17872 - Update button label from New to Create

Based on PatternFly Terminology and Wording suggestions
Don't recommend to use New, so update New to Create.

fixes #16725 - add plugin extension point for smart proxies

Refs #12193 - Remove remaining cached counters

Fixes #12193 - Stop using counter_cache for host[group] counts

This is aimed to prevent deadlocks caused by Rails' implementation of
counter_cache that is hit when multiple hosts are created or updated at
the same time. An added benefit is that the counters will now display...

Fixes #12945 - use helper for table css classes

Fixes #14417 - Update Doc link

Fixes #12979 - Create helper for "new" button

Previously the button classes were applied to new buttons using jQuery.
This commit creates a `new_link` helper that makes sure all new buttons
will receive the correct class and only display if authorized. Also a...