client/rz_api_backend: use rz_core.rzdoc__current__get_name (fix FIXME)
client/rz_api_backend: use rz_core.rzdoc__current__get_name (fix FIXME)

Rhizi/rhizi,Rhizi/rhizi,Rhizi/rhizi,tlevine/rhizi,cben/rhizi,shlomif/rhizi,shlomif/rhizi,yuvadm/rhizi,tlevine/rhizi,tlevine/rhizi,tlevine/rhizi,shlomif/rhizi,cben/rhizi,shlomif/rhizi,ozFri/rhizi,yuvadm/rhizi,cben/rhizi,yuvadm/rhizi,cben/rhizi,Rhizi/rhizi,ozFri/rhizi,ozFri/rhizi,ozFri/rhizi,yuvadm/rhizi