Bump version to fix release builds py3.8

Author: bennahugo

setup.py

@@ -18,7 +18,7 @@
 extras_require = {'testing': ['pytest', 'pytest-flake8']}
 
 PACKAGE_NAME = 'shadems'
-__version__ = '0.5.0'
+__version__ = '0.5.1'
 
 setup(name = PACKAGE_NAME,
     version = __version__,