Update version to 0.5.0

Author: lfse-slafleur

setup.cfg

@@ -8,7 +8,7 @@ license_files = LICENSE.txt
 long_description = file: README.rst
 long_description_content_type = text/x-rst; charset=UTF-8
 url = https://github.com/flexiblepower/s2-ws-json-python
-version = 0.4.1
+version = 0.5.0
 
 # Change if running only on Windows, Mac or Linux (comma-separated)
 platforms = Linux