Merge pull request #310 from MIT-LCP/seg_fault

This updates the Matplotlib version to avoid segmentation faults on Macs running Big Sur.

Author: tompollard

requirements.txt

@@ -4,7 +4,7 @@ cycler==0.10.0
 idna==2.9
 joblib==0.14.1
 kiwisolver==1.2.0
-matplotlib==3.2.1
+matplotlib==3.3.4
 nose==1.3.7
 numpy==1.18.5
 pandas==1.0.3

setup.py

@@ -62,7 +62,7 @@
         'idna>=2.2',
         'joblib>=0.11',
         'kiwisolver>=1.1.0',
-        'matplotlib>=2.0.0',
+        'matplotlib>=3.3.4',
         'numpy>=1.10.1',
         'pandas>=0.17.0',
         'pyparsing>=2.0.4',