Merge pull request #4 from jsatt/master

Use test_extensions TestCase
add db_index=True to URLMap.status_code with migration
Merge branch 'master' of github.com:ConsumerAffairs/django-urlographer
version 0.7
Merge pull request #5 from jsatt/master

Add get_absolute_url and account for setting status code to 404
Merge branch 'master' of github.com:ConsumerAffairs/django-urlographer