Update pytest from 3.6.3 to 3.6.4 (#124)

pyup-bot · Mariatta · commit 0b79be1b8a79 · 2018-07-29T11:11:54.000-07:00
diff --git a/dev-requirements.txt b/dev-requirements.txt
@@ -1,5 +1,5 @@
 -r requirements.txt
-pytest==3.6.3
+pytest==3.6.4
 pytest-asyncio==0.9.0
 pytest-aiohttp==0.3.0
 requests-mock==1.5.2
