Clarify that Python 3 support only works with Django 1.7

docs/source/releases/v0.8.rst

@@ -37,11 +37,12 @@ availability logic now needs to be handled with strategies.
 Compatibility
 -------------
 
-Oscar 0.8 drops supports for Django 1.5, and is compatible with Django 1.6 and
-Django 1.7.
+This release adds support for Django 1.7. Per our policy of always supporting
+two versions of Django, support for Django 1.5 has been dropped.
 
-Support for Python 2.6 has been dropped; Oscar works with Python 2.7, 3.3
-and 3.4.
+This release also adds full Python 3.3 and 3.4 support. But due to South
+not supporting Python 3, Python 3 support is only supported in combination
+with Django 1.7 and it's new migration framework.
 
 .. _new_in_0.8: