bump version to 0.5.1 (#15)

Author: ldruschk

setup.py

@@ -9,7 +9,7 @@
 
 setuptools.setup(
     name="enochecker_test",
-    version="0.5.0",
+    version="0.5.1",
     author="ldruschk",
     author_email="[email protected]",
     description="Library to help testing checker scripts based on enochecker",