Fix store gateway / no email notifications sent
What does this MR do?
- Fix typo resulting in store gateway to break so no email notifications on new messages are created
- Enable X-Forwarded-For headers in webpack devserver so xdebug can connect to the devs' ip
How confident are you it won't break things if deployed?
Links to related issues
- added a test, or explain why one is not needed/possible...
- no unrelated changes
- asked someone for a code review
- joined #foodsharing-beta channel at https://slackin.yunity.org
- added an entry to CHANGELOG.md (description, merge request link, username(s))