Nov 11th update - German translation

German translation for the new rules, feel free to make suggestions and corrections.

FYI it fixes #83 as well.

@BlueManOtti @profblablabla @Kitatist 
This is intended, I though it would be common sense that "anderer" implies everyone, no matter who posts it. However if you have a suggestion how to translate it without sounding weird just post it.