Update pytest from 3.3.0 to 3.3.1 (#85)

pyup-bot · tony · commit 2780987c55bc · 2017-12-07T15:10:54.000-06:00
diff --git a/requirements/test.txt b/requirements/test.txt
@@ -1 +1 @@
-pytest==3.3.0 # Updated from 3.0.4
+pytest==3.3.1 # Updated from 3.0.4
