Merge branch 'master' into work-behind-proxy

Author: rayluo

requirements.txt

@@ -1,6 +1,6 @@
 Flask>=1,<2
 werkzeug>=1,<2
-Flask-Session>=0,<1
+git+https://github.com/rayluo/flask-session@0.3.x#egg=flask-session
 requests>=2,<3
 msal>=0,<2