Move index.md to docs dir

todo/views/del_list.py

@@ -1,8 +1,8 @@
 from django.contrib import messages
 from django.contrib.auth.decorators import login_required, user_passes_test
-from django.http import HttpResponse
-from django.shortcuts import render, redirect, get_object_or_404
 from django.core.exceptions import PermissionDenied
+from django.http import HttpResponse
+from django.shortcuts import get_object_or_404, redirect, render
 
 from todo.models import Task, TaskList
 from todo.utils import staff_check