bug 1042850 - whitelist email addresses that will get emails even when REAL_EMAIL setting is False.
also fixed blacklist tests
Release discoplace with `make release`
Merge pull request #2417 from mstriemer/release-discoplace

Release discoplace with `make release`
Merge pull request #2400 from eviljeff/1042850

Whitelist email addresses that will get emails even when REAL_EMAIL setting is False (bug 1042850)
Bumped elasticsearch-dsl for bug 1047527