person/sponsor

Issue: GREG-36

Adding detection and storing of selected language

See merge request !70

GREG-53: Adding validation error for national ID number

See merge request !67

Adding last name as required and making a test that checks that the message is displayed

See merge request !68

GREG-54: Update column names

See merge request !66

Add backend part of login via email link

See merge request !64

Greg 52 simple comms with the backend

See merge request !65

Various smaller changes

See merge request !62

Move form example to the registration page.
Add some route links to the front page for easier navigiation.

Add dateinput component

See merge request !58

Add fnr validation component

See merge request !57

GREG-41: Initial footer and header

See merge request !53

Removing trailing slash from URL routes

See merge request !61

Adjust pipeline setup

See merge request !54