Add Django 1.11 and Python 3.6 to tox config

Author: acdha

tox.ini

@@ -3,14 +3,15 @@ envlist = docs,
         py27-django1.8-es1.x,
         py27-django1.9-es1.x,
         py27-django1.10-es1.x,
+        py27-django1.11-es1.x,
         py34-django1.8-es1.x,
         py34-django1.9-es1.x,
         py34-django1.10-es1.x,
+        py34-django1.11-es1.x,
         py35-django1.8-es1.x,
         py35-django1.9-es1.x,
         py35-django1.10-es1.x,
-        pypy-django1.8-es1.x,
-        pypy-django1.9-es1.x,
+        py35-django1.11-es1.x,
         pypy-django1.10-es1.x,
         py27-django1.8-es2.x,
         py27-django1.9-es2.x,
@@ -21,13 +22,16 @@ envlist = docs,
         py35-django1.8-es2.x,
         py35-django1.9-es2.x,
         py35-django1.10-es2.x,
-        pypy-django1.8-es2.x,
-        pypy-django1.9-es2.x,
+        py36-django1.11-es2.x,
         pypy-django1.10-es2.x,
 
 [base]
 deps = requests
 
+[django1.11]
+deps =
+    Django>=1.11,<1.12
+
 [django1.10]
 deps =
     Django>=1.10,<1.11
@@ -238,6 +242,14 @@ deps =
     {[django1.10]deps}
     {[base]deps}
 
+[testenv:py36-django1.11-es2.x]
+basepython = python3.6
+setenv = VERSION_ES=>=2.0.0,<3.0.0
+deps =
+    {[es2.x]deps}
+    {[django1.11]deps}
+    {[base]deps}
+
 [testenv:docs]
 changedir = docs
 deps =