some changes on server screens & all server texts in locales

app/assets/javascripts/server/websites/batch-sync-themes.js

app/controllers/server/blocks_controller.rb

app/controllers/server/dashboard_controller.rb

app/controllers/server/emergency_messages_controller.rb

app/controllers/server/languages_controller.rb

app/controllers/server/universities_controller.rb

app/controllers/server/websites_controller.rb

app/models/communication/website.rb

app/models/communication/website/with_git_repository.rb

app/models/communication/website/with_theme.rb

app/models/emergency_message.rb

app/services/filters/server/websites.rb

app/services/git/providers/github.rb

app/services/osuny/theme_info.rb

app/views/server/blocks/index.html.erb

app/views/server/blocks/show.html.erb

app/views/server/dashboard/index.html.erb

app/views/server/emergency_messages/index.html.erb

app/views/server/emergency_messages/show.html.erb

app/views/server/languages/index.html.erb