Unify Delta rheobase and normalized delta rheobase throughout methods and results by creating new commands \drheo and \ndAUC

Figures/firing_characterization-jb.py

@@ -227,7 +227,7 @@ def plot_diff_sqrt(ax, a=1, b=0.2, c=100, d=0, a2=1, b2=0.2, c2=100, d2=0):
 def plot_quadrant(ax):
     ax.spines['left'].set_position('zero')
     ax.spines['bottom'].set_position('zero')
-    ax.text(1.2, 0.05, '$\\Delta$ rheobase', ha='right')
+    ax.text(1.2, -0.15, '$\\Delta$ rheobase', ha='right')
     ax.text(-0.03, 0.7, '$\\Delta$ AUC', ha='right', rotation=90)
     ax.tick_params(length=0)
     ax.set_xlim(-1, 1)