Improve the languages drop-down menu

Description

There should be the possibility to define a default language in language.properties that is then shown when creating a new event or series.
Additionally, languages in the drop-down menu (as well as other metadata) should be sorted.

Steps to reproduce

None

Status

Assignee

Katrin Ihler

Reporter

Katrin Ihler

Criticality

None

Tags (folksonomy)

None

Components

Fix versions

Affects versions

4.0

Priority

Trivial