import_into_sqlite(): Print all unimportable parents at the end
Removed debug statements
extract_generations(): Prevent adding the same relationship multiple times
to a family
Remove relationships where a person is the child _and_ the parent of
another person
Check if a person is the parent of one of its ancestors
Removed skipping of big family trees
Removed old code
Moved html of index page to index.html
Added html template for familytree