Fix bug in getting users notifiers
Fix breadcrumbs in data  request administration views
Fix breadcrumb on user edit form
Temporarily hide 'Notification frequency' for users with only authenticated role
Add tests step definitions for setting notifications frequency, not receiving particular email and assigning user to the publisher, fix user login with role step
Change 'user received an email' steps in user_account feature to match changes in feature context (which fix escaping double quotes issue)
Change mail checking step definitions - check if email subject contains given string instead if equal to given string
Add data request administration workflow to data_request test feature