Release version 0.5.0

Major updates include:

- Fixed up DOE CODE support

Author: IanLee1521

setup.py

@@ -8,7 +8,7 @@
 
 setup(
     name='llnl-scraper',
-    version='0.5.0-dev',
+    version='0.5.0',
     description='Package for extracting software repository metadata',
     long_description=long_description,
     author='Ian Lee',