Refactor: Extractor method: get_asset
Assign hosts to the policy.

Relates to #9.
Ensure auditable_host is always created
Fix: do create asset even if there is other existing.
Make sure to report errors correctly.

Fixes #15.
Use the word 'compliance' in the url

SCAPtimony is said to confuse people.

Fixes #13
Compliance Policy Dasboard

First UI pars for #11.
Refactor AuditableAsset to separate file

Relates to #23.
Do not override Asset definition from SCAPtimony

Fixes: #23
Filter assets that do have Foreman's host assigned.
Fill in the dashboard with real data

Relates to #11
Amend Compliance policy dashboard view

Show the hosts with inconclusive results.

Relates to #23.