This is required for Django 3.x+

Closes #20

Django 3.2 Übersetzungsfunktionen

Closes #18 and #15

See merge request !6

Update base template

See merge request !5

Die canonical-Zeile muss laut Björn raus.

tuc2014: Fix ImproperlyConfigured exception in urls.py when using Django 2.x

See merge request !4

Allow language picker without crispy forms

Closes #13

See merge request !3

Required for Django 2.2+ compat

Closes #13

Normally we don't require crispy_forms, but the language picker
uses it. Make this clear through a better exception message.

fail early

We want to stick to the defaults with font sizing, so let's try to
change colors only