Update setup.py

Author: felipefdl

setup.py

@@ -10,7 +10,7 @@
 
 setuptools.setup(
   name='tago',
-  version='3.1.0',
+  version='3.1.1',
   python_requires='>=3.6',
   description='Official Python lib for TagoIO',
   long_description=long_description,