updated setup.cfg with project description

Author: chillaq

setup.cfg

@@ -3,3 +3,16 @@ test=pytest
 
 [tool:pytest]
 addopts = --verbose
+
+[metadata]
+name = splitapiclient
+version = 3.0.1
+description = This Python Library provide full support for Split REST Admin API, allow creating, deleting and editing Environments, Splits, Split Definitions, Segments, Segment Keys, Users, Groups, API Keys, Change Requests, Attributes and Identities
+long_description = file: README.md
+long_description_content_type = text/markdown
+url = https://github.com/splitio/python-api
+project_urls =
+    Bug Tracker = https://github.com/splitio/python-api/issues
+classifiers =
+    Programming Language :: Python :: 3
+    Operating System :: OS Independent