Added active_layer_structs and changed active_layer attribute to be tuple of (figure_name, layer_name); various efficiency improvements and clean up; added some ISSUEs; added logging ability to addData functions
Added active_layer_structs and changed active_layer attribute to be tuple of (figure_name, layer_name); various efficiency improvements and clean up; added some ISSUEs; added logging ability to addData functions

akuefler/fovea,robclewley/fovea