Release 2018.7 (python#19)

Author: theacodes

setup.py

@@ -13,7 +13,7 @@
     name='python-docs-theme',
     # Version is date based as year.month[.serial], where serial is used
     # if multiple releases are needed to address build failures.
-    version='2018.2',
+    version='2018.7',
     description='The Sphinx theme for the CPython docs and related projects',
     long_description=long_description,
     author='PyPA',