signup: repetitive message when username is already been taken
Oops! Errors during signup: '{"login": ["has already been taken", "has already been taken", "has already been taken"]}'
(from redmine: created on 2016-10-03, closed on 2016-11-17)
Oops! Errors during signup: '{"login": ["has already been taken", "has already been taken", "has already been taken"]}'
(from redmine: created on 2016-10-03, closed on 2016-11-17)