workunit: grab 'all' config from the right variable
workunit: grab 'all' config from the right variable

ceph/teuthology,yghannam/teuthology,dreamhost/teuthology,dmick/teuthology,ivotron/teuthology,ceph/teuthology,robbat2/teuthology,robbat2/teuthology,ktdreyer/teuthology,SUSE/teuthology,SUSE/teuthology,dmick/teuthology,dreamhost/teuthology,caibo2014/teuthology,t-miyamae/teuthology,caibo2014/teuthology,ktdreyer/teuthology,yghannam/teuthology,dmick/teuthology,michaelsevilla/teuthology,t-miyamae/teuthology,tchaikov/teuthology,SUSE/teuthology,zhouyuan/teuthology,ivotron/teuthology,zhouyuan/teuthology,michaelsevilla/teuthology,tchaikov/teuthology