Update code for django 1.8

.travis.yml

 language: python
 python: "3.4"
+sudo: false
+cache: pip
 env:
   - TOXENV=py26-django14
   - TOXENV=py26-django15

password_reset/urls.py

-from django.conf.urls import url, patterns
+from django.conf.urls import url
 
 from . import views
 
 
-urlpatterns = patterns(
-    '',
+urlpatterns = [
     url(r'^recover/(?P<signature>.+)/$', views.recover_done,
         name='password_reset_sent'),
     url(r'^recover/$', views.recover, name='password_reset_recover'),
     url(r'^reset/done/$', views.reset_done, name='password_reset_done'),
     url(r'^reset/(?P<token>[\w:-]+)/$', views.reset,
         name='password_reset_reset'),
-)
+]

tox.ini

@@ -6,7 +6,7 @@ envlist =
     docs, lint
 
 [testenv]
-commands = python setup.py test
+commands = python -Wall setup.py test
 basepython =
     py26: python2.6
     py27: python2.7