Fixes #25102 - introduce template inputs

This adds the formal template inputs to all templates. It's heavily
based on current implementation from remote execution plugin.

Fixes #24259 - Add canned admin role

Fixes #24232 - Return taxed and untaxed audits in list (#6073)

Fixes #15707 - AWS support for GovCloud

Fixes #19790 - Fix Layout/SpaceBeforeBlockBraces cop

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 #24831 - Remove Rails 5.1 workaround for slow api call

Fixes #24782 - Show hosts count in API

Signed-off-by: Boaz Shuster <boaz.shuster.github@gmail.com>

Fixes #24735 - parameters missing from GET hostgroup api

Fixes #24301 - Create user in LDAP does not require password

When creating a user on Foreman with hammer having external
authentication source LDAP/AD gives an error if password not mentioned
while the user gets added if password parameter is mentioned. As the...