Resolve "Improve populate.py"

Closes #55 (closed)

server/app/apis/auth.py

@@ -37,7 +37,7 @@ class AuthSignup(Resource):
         if User.query.filter(User.email == email).count() > 0:
             api.abort(codes.BAD_REQUEST, "User already exists")
 
-        item_user = dbc.add.default(User(email, password, role_id, city_id, name))
+        item_user = dbc.add.user(email, password, role_id, city_id, name)
         if not item_user:
             api.abort(codes.BAD_REQUEST, "User could not be created")