Change test reordering link to Django 1.4 docs

TransactionTestCase characteristics and test case reordering have 
changed in Django master (1.5) so there is no point in having a
reference to a document that disagrees with that README.rst is
trying  to express.
Merge pull request #96 from ramiro/patch-1

Change test reordering link to point to Django 1.4 docs
add some secret keys
Fix obscure "'SkipDatabaseCreation' object has no attribute '_rollback_works'" AttributeError when attempting to run django_nose tests with REUSE_DB=1 on Django trunk (pre-v1.5)

The confirm method has been removed from BaseDatabaseFeatures as cached properties (like "supports_transactions") now confirm their features automagically.
ci me
Merge pull request #2 from jbalogh/master

latest from upstream