fixes broken build

one extra / unused test was added by mistake

fixes #1988 - CRUD Actions for nested parameters for host, domain, hostgroup, os

e.g.

GET /api/domains/6/parameters
POST /api/hosts/6/parameters
PUT /api/hostgroups/6/parameters/100
DELETE /api/operatingsystems/6/parameters/100

fixes #2239 API v2 CRUD for locations and organizations and added nested loc/org

edited TaxHost - selected_ids and used_ids do NOT return [] if ignored?

fixes #2198 - add AJAX routes to existing permissions to fix non-admin UI

In 2ac3af69, the automatic authorization of XMLHttpRequests was removed for
security reasons, however the controller actions need associating with
specific permissions for non-admin users to use the UI....

Feature: #686 - Hosts can inherit environment from hostgroup

Revert "ptables - validation for OS families"

This reverts commit b33f440434244fff5af7d036b43b6068c1b74e08.

This patch does not really work, and was merged with insufficent
tests... sorry about that.

fixes #2166 - error when clearing location

ptables - validation for OS families

fixes #2124 - only include classes from the host current environment.

This patch introduce a new setting, which decide how would foreman
address a mismatch between host and hostgruop environments.

for example, when puppet classes (directly or indirectly via hostgroups) that do not...