Fixes #7505 - Changed the way trends are stored in the DB. Now they are stored as intervals

templates - sync from community-templates

Fixes #9678 - Can't update admin flag for users via API

find_resource needs to be defined prior to UsersMixin is included as it
requires the variable @user being set.

fixes #8358 - validate domain on host update

Fixes #9650 - use textarea for global parameters

Fixes #1536 - Foreman should check DHCP entries on build.

Fixes #9435 - adds tooltip for interface identifier

Fixes #9480 - multiple NICs integration with compute profiles

From users point of view:
- interfaces setup in compute profiles is back
- interface related compute attrs get merged into host NICs upon compute
profile selection
- NIC overview table displays details in the column "Type"...

Fixes #8316: Removing a host can create a huge transaction

Fixes #9615 - Adds inheriting_mac method

Using this method we can find out the MAC of interface to which this
interface is attached to. This can be used in provisioning template when
we check for real interface name.