concrexit issueshttps://gitlab.science.ru.nl/thalia/concrexit/-/issues2019-05-22T20:49:47+02:00https://gitlab.science.ru.nl/thalia/concrexit/-/issues/853Prevent double email addresses appearing in all the mailinglists2019-05-22T20:49:47+02:00Julian van der HorstPrevent double email addresses appearing in all the mailinglists### One-sentence description
Mailingslist can have duplicate emails.
### Current behaviour / Reproducing the bug
Steps to reproduce:
1. Create 2 users with duplicate email addresses in list for each membership
2. Check API Mailinglist...### One-sentence description
Mailingslist can have duplicate emails.
### Current behaviour / Reproducing the bug
Steps to reproduce:
1. Create 2 users with duplicate email addresses in list for each membership
2. Check API Mailinglists
3. You two times the email
### Expected behaviour
It should contain only distinct emailadresses24Julian van der HorstJulian van der Horst