+ Line graph: use generation number stored in line_graph_param_control, not in the widget itself
+ Line graph: use generation number stored in line_graph_param_control, not in the widget itself

zamaudio/calf-LR4,adiknoth/calf,adiknoth/calf,zamaudio/calf-LR4,jnetterf/calf,zamaudio/calf-LR4,jnetterf/calf,jnetterf/calf,adiknoth/calf,zamaudio/calf-LR4,adiknoth/calf,jnetterf/calf,zamaudio/calf-LR4,adiknoth/calf,jnetterf/calf