added weights_wo_vol in elliptic
added weights_wo_vol in elliptic

e3reiter/feltor,rkube/feltor,feltor-dev/feltor,mwiesenberger/feltor,rkube/feltor,rkube/feltor,e3reiter/feltor,e3reiter/feltor,feltor-dev/feltor,mwiesenberger/feltor,mwiesenberger/feltor,e3reiter/feltor,rkube/feltor,e3reiter/feltor,feltor-dev/feltor,mwiesenberger/feltor,feltor-dev/feltor,rkube/feltor