Upgrade Flask, Flask-SQLAlchemy, Flask-WTF, Flask-Babel, Flask-Security-Too, WTForms, Werkzeug and keep backward compatibility with Python 3.7

web/pgadmin/browser/collection.py

@@ -218,10 +218,6 @@ class CollectionNodeModule(PgAdminModule, PGChildModule, metaclass=ABCMeta):
     def node_path(self):
         return self.browser_url_prefix + self.node_type
 
-    @property
-    def javascripts(self):
-        return []
-
     @property
     def show_node(self):
         """

web/pgadmin/browser/server_groups/servers/databases/schemas/tables/constraints/type.py

@@ -35,7 +35,4 @@ class ConstraintRegistry():
 
 
 class ConstraintTypeModule(CollectionNodeModule):
-    register = Blueprint.register
-
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
+    pass