updated documentation folder

py_app/app/settings.py

@@ -1,6 +1,4 @@
 from flask import render_template, request, session, redirect, url_for, flash, current_app, jsonify
-from .models import User
-from . import db
 from .permissions import APP_PERMISSIONS, ROLE_HIERARCHY, ACTIONS, get_all_permissions, get_default_permissions_for_role
 import mariadb
 import os