convert django.core.urlresolver to django.urls. fix i18n. fix identation

interfaces/views.py

@@ -1,6 +1,6 @@
 from django.shortcuts import render, get_object_or_404
 from django.http import HttpResponseRedirect
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.contrib.auth.decorators import login_required
 from computes.models import Compute
 from interfaces.forms import AddInterface