Fixes #26392 - Include "all users" taxonomies in my_taxonomy

Otherwise, when selecting all users, users will not be able to set the
default taxonomy to such taxonomy, nor will other methods of
authentication would function correctly.

Fixes #24783 - Refactor hosts count

This takes advantage of the new HostCounter service to simplify and
unify host counts throughout the application. A cache was also added to
the service to speed up responses when multiple counters are created for
the same association in quick succession.

Fixes #22416 - Taxonomy buttons visible for right taxonomies (#5824)

Fixes #21343 - support multiple orgs supported for non-admin users

• Fixes #21343 - support multiple orgs supported for non-admins

This adds a full support for taxonomies in API for non-admin users. It
fixes the issue with dirty associations module that only track _ids...

Fixes #19031 - move to patternfly pagination style

Fixes #17195 - CVE-2016-8634 escape html in alert text

The alert helper used to mark the alert text as html_safe by default.
However, in some cases it may be possible for a user to enter custom
text into the alert message leading to a possible XSS vulnerability....

Fixes #16899 - rename helper with conflicting path name

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 #15629 - parameters form shows new parameters after error

refs #15336 - use i18n variable names and plural form