remove obsolete and wrong encoding markers

newsletter/admin.py

-# -*- coding: utf8 -*-
-
 from django.contrib import admin
 from .models import Subscriber
 

newsletter/models.py

-# -*- coding: utf8 -*-
-
 import datetime
 import hashlib
 import random

newsletter/views.py

-# -*- coding: utf8 -*-
-
 import email
 import hashlib
 import random