fixes #10343 - only log cache deletion failures when saving settings

(cherry picked from commit 83bd400ce6d69c8f946ff5ed31012ab073fcf1b1)

Conflicts:
test/unit/setting_test.rb

fixes #10342 - adding :host_parameters_attributes to except list in template_used()

(cherry picked from commit d4e53f27fefffc4a1b2b0f25f2d35accf5d4de6e)

fixes #7743 - ensure name is unique in scope of major and minor

(cherry picked from commit 59b230959ab24b3573eb87616805bf3218a2cb13)

Fixes #5554 - fixed hostgroup and fqdn validations in multiple matchers

(cherry picked from commit eb414b8bbdc7897f396d184996fac402b3277cef)

fixes #9773 - correctly render template URL

(cherry picked from commit f7174439285708c3010605230fec16797f3a0763)

fixes #8817 - look up reports with all joins from host scoped_search

This changes the optimisation in d50c799 which caused errors for users with
host filters referencing tables other than hosts.

When retrieving all reports joined with authorised hosts, the nested joins need...

fixes #10234 - Fix NIC taxonomies validation tests

Some of the tests in #9391 changed the way subnets should work regarding
taxonomies and some test data, this commit fixes that so tests are green
once again.

(cherry picked from commit 7678cac5ac26eb8ff2a35dedfc4acc189c815203)

Fixes #9391 - Added validation code to NIC, so it validates that host's location/org is compatible with the one set on NIC's subnet

(cherry picked from commit 8f695d94a2f32fea3363cc017fc59baf6ca15b17)

Fixes #10123 - Tests API v2 external user groups

The addition of a .refresh call after create, update and delete, caused
our tests to fail because of many failed calls to LDAP.
We can just expect the method to return true as we're not testing the
refresh functionality in these methods....

Fixes #9884 - refresh deleted external usergroups

(cherry picked from commit e780381933a7838af4be9a550942ef0f22608fd4)