Adding german localization

...s/javascripts/components/components/status_action_bar.jsx

...assets/javascripts/components/components/video_player.jsx

app/assets/javascripts/components/containers/mastodon.jsx

...pts/components/features/account/components/action_bar.jsx

...scripts/components/features/account/components/header.jsx

...s/components/features/compose/components/compose_form.jsx

...omponents/features/compose/components/reply_indicator.jsx

...scripts/components/features/compose/components/search.jsx

.../components/features/compose/components/upload_button.jsx

...ts/components/features/compose/components/upload_form.jsx

...ipts/components/features/followers/components/account.jsx

...s/javascripts/components/features/home_timeline/index.jsx

...vascripts/components/features/mentions_timeline/index.jsx

...javascripts/components/features/public_timeline/index.jsx

...ipts/components/features/status/components/action_bar.jsx

app/assets/javascripts/components/locales/de.jsx

app/assets/javascripts/components/locales/en.jsx

app/assets/javascripts/components/locales/index.jsx

app/assets/javascripts/components/reducers/search.jsx

config/application.rb