Currently translated at 88.2% (241 of 273 strings)

Translation: Converse.js/Translations
Translate-URL: https://hosted.weblate.org/projects/conversejs/translations/de/

Most notably, make toolbar same color as chat head and make private chats green
instead of orange.

Otherwise carbons aren't re-enabled after reconnection.

There's nothing about them that's view specific.

Also including css fixes around the unread messages indicator.

Couldn't get it to look/work satisfactorily

This ensures that carbons will be activated again.

So that it shows unread messages upon page reload.

* added change #894

* #894 - fix jid comparison in setAffiliationAndRole

when already scrolled up.