Deprecated warning simplejson (issue #49)
Erased unused enviroment variable
Added SOUTH_TESTS_MIGRATE setting (http://stackoverflow.com/questions/15682814/how-do-i-fake-certain-south-migration-in-django-testsin-a-custom-test-runner) (issue #58)
Call sequence_reset (postgresql case) (issue #58)
migasfree-server-from-scratch need production settings (issue #58)