Merge pull request #149 from pypa/pyup-update-certifi-2017.11.5-to-2018.1.18

Update certifi to 2018.1.18

Author: njsmith

docker/build_scripts/py36-requirements.txt

@@ -1,8 +1,8 @@
 # pip requirements for cpython 3.6
 # NOTE: certifi has GPG signatures; could download and verify independently.
-certifi==2017.11.5 \
-    --hash=sha256:244be0d93b71e93fc0a0a479862051414d0e00e16435707e5bf5000f92e04694 \
-    --hash=sha256:5ec74291ca1136b40f0379e1128ff80e866597e4e2c1e755739a913bbc3613c0
+certifi==2018.1.18 \
+    --hash=sha256:14131608ad2fd56836d33a71ee60fa1c82bc9d2c8d98b7bdbc631fe1b3cd1296 \
+    --hash=sha256:edbc3f203427eef571f79a7692bb160a2b0f7ccaa31953e99bd17e307cf63f7d
 auditwheel==1.8.0 \
     --hash=sha256:63468bf62d82b27b1635ffe1c3f1c4e54ef67d0a6d38bedccc38ce6965d56db7 \
     --hash=sha256:829ec26097f6ca9a239ebfb4d3c6dc093742141423268cb7ba1d8b15fb0c20a2