Issue-109 Fix removing from nv.graphs
Issue-109 Fix removing from nv.graphs

dam13n/angular-nvd3,michal-lipski/angular-nvd3,joaquinpf/angular-nvd3,krispo/angular-nvd3,kunalkamble/angular-nvd3,Rademade/angular-nvd3,arbrow06/angular-nvd3,vibhatha/angular-nvd3,improvisio-software/angular-nvd3,ppodkowinski/angular-nvd3,EvilDrW/angular-nvd3,OpenWhere/angular-nvd3