update django testing requirements to Django 1.7

Author: crccheck

Diff for: tox.ini

@@ -32,58 +32,58 @@ deps =
 basepython=python2.6
 deps =
     {[testenv]deps}
-    django>=1.4,>1.5
+    Django>=1.4,<1.5
 
 [testenv:py26django15]
 basepython=python2.6
 deps =
     {[testenv]deps}
-    django>=1.5,>1.6
+    Django>=1.5,<1.6
 
 [testenv:py27django14]
 basepython=python2.7
 deps =
     {[testenv]deps}
-    django>=1.4,>1.5
+    Django>=1.4,<1.5
 
 [testenv:py27django15]
 basepython=python2.7
 deps =
     {[testenv]deps}
-    django>=1.5,>1.6
+    Django>=1.5,<1.6
 
 [testenv:py27django16]
 basepython=python2.7
 deps =
     {[testenv]deps}
-    django>=1.6,>1.5
+    Django>=1.6,<1.5
 
 [testenv:py33django16]
 basepython=python3.3
 deps =
     {[testenv]deps}
-    django>=1.6,>1.5
+    Django>=1.6,<1.5
 
 [testenv:py27django17]
 basepython=python2.7
 deps =
     {[testenv]deps}
-    https://www.djangoproject.com/download/1.7c1/tarball/
+    Django>=1.7,<1.8
 
 [testenv:py33django17]
 basepython=python3.3
 deps =
     {[testenv]deps}
-    https://www.djangoproject.com/download/1.7c1/tarball/
+    Django>=1.7,<1.8
 
 [testenv:py34django16]
 basepython=python3.4
 deps =
     {[testenv]deps}
-    django>=1.6,>1.5
+    Django>=1.6,<1.5
 
 [testenv:py34django17]
 basepython=python3.4
 deps =
     {[testenv]deps}
-    https://www.djangoproject.com/download/1.7c1/tarball/
+    Django>=1.7,<1.8