add popout tables

...ations/0255_alter_districtarticlepage_content_and_more.py

...ons/migrations/0050_alter_electionsarticlepage_content.py

main/migrations/0109_alter_mainarticlepage_content.py

shared/blocks/__init__.py

shared/static/styleguide2/main.css

shared/static/styleguide2/main.js

...lates/styleguide2/includes/atoms/table/aligned_table.html

...plates/styleguide2/includes/atoms/table/popout_table.html

shared/templates/styleguide2/includes/atoms/table/table.html

...grations/0104_alter_uniwebarticlepage_content_and_more.py