Merge pull request #77 from uclapi/dependabot/pip/urllib3-1.24.2

[Security] Bump urllib3 from 1.24.1 to 1.24.2

Author: zipy124

requirements.txt

@@ -11,5 +11,5 @@ opbeat==3.5.2
 psycopg2-binary==2.7.7
 pytz==2018.9
 requests==2.21.0
-urllib3==1.24.1
+urllib3==1.24.2
 whitenoise==4.1.2