Fix a bug in user field permissions
Fix a bug in user field permissions

...since I tried to use the empty dict literal to signify an empty set (doh!)

KrzysiekJ/bestja,KamilWo/bestja,ludwiktrammer/bestja,KamilWo/bestja,EE/bestja,KrzysiekJ/bestja,EE/bestja,KamilWo/bestja,KrzysiekJ/bestja,EE/bestja,ludwiktrammer/bestja,ludwiktrammer/bestja