Update tox environments to Django 1.10 and DRF 3.4.

Author: mblayman

tox.ini

@@ -1,7 +1,7 @@
 [tox]
 envlist =
        py27-{flake8,docs},
-       {py27,py33,py34}-django{1.8,1.9}-drf{3.0,3.1,3.2,3.3}
+       {py27,py33,py34}-django{1.8,1.9,1.10}-drf{3.0,3.1,3.2,3.3,3.4}
 
 [testenv]
 commands = ./runtests.py --fast {posargs}
@@ -10,12 +10,14 @@ setenv =
 deps =
        django1.8: Django==1.8.7
        django1.9: Django==1.9.0
+       django1.10: Django==1.10
        drf2.4: djangorestframework==2.4.5
        drf3.0: djangorestframework==3.0.5
        drf3.1: djangorestframework==3.1.3
        drf3.2: djangorestframework==3.2.2
        drf3.3: djangorestframework==3.3.2
-       py27-django{1.8,1.9}-drf{3.1,3.2,3.3}: djangorestframework-oauth==1.0.1
+       drf3.4: djangorestframework==3.4.6
+       py27-django{1.8,1.9,1.10}-drf{3.1,3.2,3.3,3.4}: djangorestframework-oauth==1.0.1
        -rrequirements/testing.txt
 
 [testenv:py27-flake8]