Update sphinx from 1.8.0 to 1.8.1

pyup-bot · pyup-bot · commit 8bcb07c5b49f · 2018-09-22T21:22:02.000+08:00
diff --git a/requirements_dev.txt b/requirements_dev.txt
@@ -23,7 +23,7 @@ pytest-mock==1.10.0
 pytest-cov==2.6.0
 
 # docs
-Sphinx==1.8.0
+Sphinx==1.8.1
 Pygments==2.2.0
 sphinxcontrib-asyncio==0.2.0
 sphinx-rtd-theme==0.4.1
