chore(requirements): update requests to v2.18.4

mboersma · mboersma · commit e3dc217feef0 · 2017-08-17T14:33:47.000-06:00
See http://docs.python-requests.org/en/latest/community/updates/#id1
diff --git a/rootfs/requirements.txt b/rootfs/requirements.txt
@@ -19,5 +19,5 @@ psycopg2==2.7.3
 pyldap==2.4.37
 pyOpenSSL==17.2.0
 pytz==2017.2
-requests==2.18.2
+requests==2.18.4
 requests-toolbelt==0.8.0
