Update examples as there is a new way to merge images

Author: Bernarda Petek

examples/scripts/multiple_models.py

@@ -49,7 +49,6 @@ def make_regression(data_subset, data_full, ax):
         make_regression,
         dataset,
         m=100,
-        contrast_modifier=3.0,
         output_image_path='bootstrapped_regression_multiple_models.png',
         output_animation_path='bootstrapped_regression_multiple_models.gif',
         verbose=True

examples/scripts/pandas_regression_example.py

@@ -19,7 +19,7 @@ def plot_regression(data_subset, data_full, ax):
     ax.set_ylim(-30, 30)
 
 
-bootplot(
+img = bootplot(
     plot_regression,
     df,
     output_image_path='pandas_example.png',