Bump to 2.0.1 due to python3 compatibility.

PiperOrigin-RevId: 199795420

Author: tewalds

setup.py

@@ -38,7 +38,7 @@
 
 setup(
     name='PySC2',
-    version='2.0',
+    version='2.0.1',
     description='Starcraft II environment and library for training agents.',
     long_description=description,
     author='DeepMind',