Added 'for_site' scope on content type
Scrape view by content type
Uncouple assertion from sequence generation
Addressed review comment
Merge branch 'origin/scrape_view_by_content_type'

Conflicts:
	spec/models/content_type_spec.rb
Merge pull request #53 from alphagov/scrape_view_by_content_type

Scrape view by content type