Merge pull request #1564 from noesya/website-localization

.../admin/communication/websites/localizations_controller.rb

...lpers/admin/communication/website/localizations_helper.rb

app/models/ability/admin.rb

app/models/ability/website_manager.rb

app/models/communication/extranet.rb

app/models/communication/website/localization.rb

app/models/communication/website/with_languages.rb

app/services/icon.rb

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

...cation/websites/configs/default_languages/static.html.erb

.../admin/communication/websites/localizations/show.html.erb

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

config/locales/communication/en.yml

config/locales/communication/fr.yml

config/routes/admin/communication.rb

...40122132556_create_communication_website_localizations.rb

...240122144217_rename_social_attributes_in_localizations.rb

db/schema.rb

test/fixtures/communication/website/localizations.yml