refactor(facility-contacts): WIP add contact types operator and service

* Facility.contacts: Map -> FacilityContacts
* EMERGENCY -> emergency
* remove tables facility_contact and contact_type
* contacts as columns in facility table
* facility-contact-edit directive
chore(tests): fix facility tests
feat(facility-contacts): operator and service contact view

facility-contact-view directive to show contact details
fix(tests): delete facilities before contacts
fix(tests): init contacts
fix(tests): broaden variable c scope
Merge pull request #67 from HSLdevcom/facility-contacts

Facility contacts