Updating requirements

requirements.txt

@@ -1,16 +1,16 @@
-alembic==1.0.9
-Click==7.0
-Flask==1.0.2
-Flask-Migrate==2.4.0
-Flask-SQLAlchemy==2.4.0
+alembic==1.4.3
+click==7.1.2
+Flask==1.1.2
+Flask-Migrate==2.5.3
+Flask-SQLAlchemy==2.4.4
 itsdangerous==1.1.0
-Jinja2==2.10.1
-Mako==1.0.9
+Jinja2==2.11.2
+Mako==1.1.3
 MarkupSafe==1.1.1
 pkg-resources==0.0.0
-python-dateutil==2.8.0
-python-dotenv==0.10.1
+python-dateutil==2.8.1
+python-dotenv==0.15.0
 python-editor==1.0.4
-six==1.12.0
-SQLAlchemy==1.3.3
-Werkzeug==0.15.2
+six==1.15.0
+SQLAlchemy==1.3.20
+Werkzeug==1.0.1