roles enpoint has been wired - refactored from user_roles
Merge remote-tracking branch 'upstream/master'
Merge pull request #261 from akintolga/master

Renamed user_roles to roles
Merge pull request #262 from petrjasek/master

fix(celery): make it convert dates/ids within task args
fix(setup): update dependencies
Merge branch 'master' of github.com:superdesk/superdesk-server