Apply Django security update to requirements_dev also

Bjwebb · Bjwebb · commit b377a6eecc9e · 2017-04-25T16:04:37.000+01:00
diff --git a/requirements_dev.txt b/requirements_dev.txt
@@ -1,4 +1,4 @@
-Django==1.8.17 # rq.filter: <1.9
+Django==1.8.18 # rq.filter: <1.9
 django-bootstrap3==8.2.1
 requests==2.13.0
 django-environ==0.4.1
