ralf 711eac8934 fix Admin > Mail account to work in master: ...

- using <et2-select-account multiple="true"
- convert from account_id=0 --> [] and back for saving
- remove TS code switching multiple on and off via previously removed button
--> must not be back-ported to 21.1!

2022-07-20 19:12:12 +02:00

..

app.ts

fix Admin > Mail account to work in master:

2022-07-20 19:12:12 +02:00