wip #279

app/controllers/admin/communication/extranets_controller.rb

...rollers/admin/communication/website/authors_controller.rb

...ntrollers/admin/communication/website/posts_controller.rb

app/controllers/admin/communication/websites_controller.rb

app/models/communication/extranet.rb

app/models/communication/website.rb

app/models/communication/website/post.rb

app/models/concerns/with_abouts.rb

app/services/filters/admin/communication/extranets.rb

app/services/filters/admin/communication/website/authors.rb

app/services/filters/admin/communication/website/posts.rb

app/services/filters/admin/communication/websites.rb

app/views/admin/communication/extranets/index.html.erb

app/views/admin/communication/website/authors/index.html.erb

app/views/admin/communication/website/posts/index.html.erb

app/views/admin/communication/websites/index.html.erb