Merge pull request #377 from MIT-LCP/old-matplotlib

Relax matplotlib dependency for Google Colab

Author: tompollard

pyproject.toml

@@ -10,7 +10,7 @@ python = "^3.7"
 numpy = "^1.10.1"
 scipy = "^1.0.0"
 pandas = "^1.0.0"
-matplotlib = "^3.3.4"
+matplotlib = "^3.2.2"
 requests = "^2.8.1"
 pytest = {version = "^7.1.1", optional = true}
 pytest-xdist = {version = "^2.5.0", optional = true}