Merge pull request #227 from Qelxiros/develop

fix requirements.txt

Author: Qelxiros

requirements.txt

@@ -87,7 +87,7 @@ mako==1.2.2
     # via
     #   alembic
     #   oic
-markupsafe==2.1.2
+markupsafe==2.0.1
     # via
     #   -r requirements.in
     #   jinja2