Updated deps to grab latest minor Django version

@@ -7,33 +7,33 @@ commands = python setup.py test
 
 [testenv:py26-django15]
 basepython = python2.6
-deps = Django==1.5
+deps = Django>=1.5,<1.6
 
 [testenv:py27-django15]
 basepython = python2.7
-deps = Django==1.5
+deps = Django>=1.5,<1.6
 
 [testenv:py32-django15]
 basepython = python3.2
-deps = Django==1.5
+deps = Django>=1.5,<1.6
 
 [testenv:py33-django15]
 basepython = python3.3
-deps = Django==1.5
+deps = Django>=1.5,<1.6
 
 [testenv:py26-django16]
 basepython = python2.6
-deps = Django==1.6
+deps = Django>=1.6,<1.7
 
 [testenv:py27-django16]
 basepython = python2.7
-deps = Django==1.6
+deps = Django>=1.6,<1.7
 
 [testenv:py32-django16]
 basepython = python3.2
-deps = Django==1.6
+deps = Django>=1.6,<1.7
 
 [testenv:py33-django16]
 basepython = python3.3
-deps = Django==1.6
+deps = Django>=1.6,<1.7