Fix pep8, dropped Django 1.8, 1.9, 1.10 from the test config

.travis.yml

@@ -3,20 +3,8 @@ services: memcached
 
 matrix:
   include:
-  - python: "3.6"
-    env: TOX_ENV=py36-django18
-  - python: "3.6"
-    env: TOX_ENV=py36-django19
-  - python: "3.6"
-    env: TOX_ENV=py36-django110
   - python: "3.6"
     env: TOX_ENV=py36-django111
-  - python: "2.7"
-    env: TOX_ENV=py27-django18
-  - python: "2.7"
-    env: TOX_ENV=py27-django19
-  - python: "2.7"
-    env: TOX_ENV=py27-django110
   - python: "2.7"
     env: TOX_ENV=py27-django111
   - python: "3.6"

rosetta/poutil.py

@@ -3,8 +3,7 @@ from django.conf import settings
 from rosetta.conf import settings as rosetta_settings
 import django
 import os
-import inspect
-from django.apps import AppConfig, apps
+from django.apps import apps
 from django.utils import timezone
 from django.core.cache import caches
 cache = caches[rosetta_settings.ROSETTA_CACHE_NAME]

rosetta/templatetags/rosetta.py

@@ -65,4 +65,3 @@ class IncrNode(template.Node):
 def is_fuzzy(message):
     return message and hasattr(message, 'flags') and 'fuzzy' in message.flags
 is_fuzzy = register.filter(is_fuzzy)
-

tox.ini

@@ -1,7 +1,7 @@
 [tox]
 envlist =
         flake8,
-        {py27,py36}-django{18,19,110,111},
+        {py27,py36}-django111,
         py36-django{20,21},
         gettext,docs
 
@@ -17,9 +17,6 @@ setenv =
         PYTHONDONTWRITEBYTECODE=1
 
 deps =
-        django18: Django==1.8.*
-        django19: Django==1.9.*
-        django110: Django==1.10.*
         django111: Django==1.11.*
         django20: Django==2.0.*
         django21: Django>=2.1a1,<=2.1.99