Merge branch 'summernote' of github.com:noesya/osuny into summernote

app/assets/stylesheets/admin/preview.sass

app/helpers/admin/application_helper.rb

app/models/application_record.rb

app/views/admin/application/_preview.html.erb

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

app/views/admin/layouts/application.html.erb

config/locales/en.yml

config/locales/fr.yml