bump version 4.0.2

Author: kp-cat

configcatclient/version.py

@@ -1 +1 @@
-CONFIGCATCLIENT_VERSION = "4.0.1"
+CONFIGCATCLIENT_VERSION = "4.0.2"

setup.py

@@ -1,12 +1,13 @@
 from setuptools import setup
+from configcatclient.version import CONFIGCATCLIENT_VERSION
 
 
 def parse_requirements(filename):
     lines = (line.strip() for line in open(filename))
     return [line for line in lines if line]
 
 
-configcatclient_version = "4.0.1"
+configcatclient_version = CONFIGCATCLIENT_VERSION
 
 requirements = parse_requirements('requirements.txt')