Fetch it from the common environ

This is in parallel to the existing events to avoid breaking things.
The goal here is to have one event which contains all the auth related
information to which everyone interessted can subscribe to.

The vpu-auth-update-request event can be emitted to trigger an update.

Neuber, Eugen Ramon authored 5 years ago and Reiter, Christoph committed 4 years ago

Update vendor/common to enable caching on svg/icons