Bump version to 5.3.1

Author: MarkusH

CHANGELOG.md

@@ -1,6 +1,6 @@
 # Changelog
 
-## 5.3.1 (under development)
+## 5.3.1
 
 * Only passed one of `lptoken` and `muid` to `/access` calls. Passing both is
   not supported.

setup.py

@@ -4,7 +4,7 @@
 import codecs
 import os
 
-_version = "5.3.1a1"
+_version = "5.3.1"
 _packages = find_packages('.', exclude=["*.tests", "*.tests.*", "tests.*", "tests"])
 
 if os.path.exists('README.rst'):
@@ -35,8 +35,8 @@
     ],
 
     classifiers=(
-        "Development Status :: 3 - Alpha",
-        # "Development Status :: 5 - Production/Stable",
+        # "Development Status :: 3 - Alpha",
+        "Development Status :: 5 - Production/Stable",
         "Intended Audience :: Developers",
         "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent",