Make it clear what migration we're talking about

Reducing cognitive overhead is good.
Resolve zendesk https://govuk.zendesk.com/tickets/278292
New mappings to resolve https://www.pivotaltracker.com/story/show/51707691
remove space, pass tests
Add suggested links for dfid
Ignore DFID and CabinetOffice in Automunge - lost suggested links or truncated mapping
Resolve errors in DFID mappings due to automunge
Final test resolution DFID mappings