docs: public void resetLayerDefaultConfig() {
          //clear the learning related params for all layers in the origConf and set to defaults
          this.setIUpdater(null);
          this.setWeightInitFn(null);
          this.setBiasInit(Double.NaN);
          this.setGainInit(Double.NaN);
          this.regularization = null;
          this.regularizationBias = null;
          this.setGradientNormalization(GradientNormalization.None);
          this.setGradientNormalizationThreshold(1.0);
          this.iUpdater = null;
          this.biasUpdater = null;
      }