Add support for python 3.6 and Django 1.11

tox.ini

@@ -6,13 +6,12 @@ envlist=
     py27-django18,
     py27-django19,
     py27-django110,
+    py27-django111,
     py34-django17,
     py34-django18,
-    py34-django19,
-    py34-django110,
-    py35-django18,
-    py35-django19,
     py35-django110,
+    py35-django111,
+    py36-django111,
 
 [flake8]
 max-line-length=100
@@ -62,6 +61,12 @@ deps =
     Django>=1.10,<1.11
     {[base]deps}
 
+[testenv:py27-django111]
+basepython=python2.7
+deps =
+    Django>=1.11,<1.12
+    {[base]deps}
+
 [testenv:py34-django17]
 basepython=python3.4
 deps =
@@ -74,36 +79,25 @@ deps =
     Django>=1.8,<1.9
     {[base]deps}
 
-[testenv:py34-django19]
-basepython=python3.4
-deps =
-    Django>=1.9,<1.10
-    {[base]deps}
-
-[testenv:py34-django110]
-basepython=python3.4
-deps =
-    Django>=1.10,<1.11
-    {[base]deps}
-
-[testenv:py35-django18]
-basepython=python3.5
-deps =
-    Django>=1.8,<1.9
-    {[base]deps}
-
-[testenv:py35-django19]
-basepython=python3.5
-deps =
-    Django>=1.9,<1.10
-    {[base]deps}
-
 [testenv:py35-django110]
 basepython=python3.5
 deps =
     Django>=1.10,<1.11
     {[base]deps}
 
+[testenv:py35-django111]
+basepython=python3.5
+deps =
+    Django>=1.11,<1.12
+    {[base]deps}
+
+[testenv:py36-django111]
+basepython=python3.6
+deps =
+    Django>=1.11,<1.12
+    {[base]deps}
+
+
 
 [testenv:flake8]
 basepython=python