Now really fix mailinglists search

Ghost User
2019-11-06T18:42:22+01:00

Closes #876

#### Previous behaviour
Steps to reproduce:

1. Wrong name in the admin code

#### New behaviour
Steps to validate that it works:

1. Right name in the admin code

Closes #876 (closed)

Previous behaviour

Steps to reproduce:

1. Wrong name in the admin code

New behaviour

Steps to validate that it works:

1. Right name in the admin code