Bump version to v1.3.1 (#29)

* Bump version to 1.3.1

Author: Hyralex

Makefile

@@ -3,7 +3,7 @@ all:
 .PHONY:	dist update
 dist:
 	rm -f dist/*.whl dist/*.tar.gz
-	python setup.py sdist
+	python3 setup.py sdist
 
 release:
 	twine upload dist/*.tar.gz

setup.py

@@ -11,7 +11,7 @@ def readme():
 
 setup(
     name="anthemav",
-    version="1.3.0",
+    version="1.3.1",
     author="David McNett",
     author_email="[email protected]",
     url="https://github.com/nugget/python-anthemav",