Update sphinx from 1.7.6 to 1.7.7

pyup-bot · pyup-bot · commit bad345bcb1ed · 2018-08-20T02:53:59.000+08:00
diff --git a/requirements_dev.txt b/requirements_dev.txt
@@ -23,7 +23,7 @@ pytest-mock==1.10.0
 pytest-cov==2.5.1
 
 # docs
-Sphinx==1.7.6
+Sphinx==1.7.7
 Pygments==2.2.0
 sphinxcontrib-asyncio==0.2.0
 sphinx-rtd-theme==0.4.1
