Merge pull request mattkohl#11 from mattkohl/dependabot/pip/api/jinja2-2.11.3

Bump jinja2 from 2.10.1 to 2.11.3 in /api

Author: mattkohl

api/requirements.txt

@@ -5,7 +5,7 @@ celery==4.2.1
 click==6.7
 Flask==1.0.2
 itsdangerous==0.24
-Jinja2==2.10.1
+Jinja2==2.11.3
 kombu==4.2.0
 redis==2.10.6
 tornado==5.0.2