Merge branch 'develop' of https://github.com/CoderBotOrg/backend into develop

Author: previ

requirements_stub.txt

@@ -39,7 +39,7 @@ tensorboard==1.14.0
 tensorflow==1.14.0
 termcolor==1.1.0
 tinydb==3.12.1
-urllib3==1.23
+urllib3==1.24.2
 Werkzeug==0.15.3
 setuptools==42.0.1
 cachetools==3.0.0