Moved to django-tastypie 0.9.12.
Workaround for a Python bug when running tests.
Clean connection before test.
Merge branch 'master' into django-tastypie-0.9.12

Conflicts:
	setup.py
	tastypie_mongoengine/resources.py
	tastypie_mongoengine/test_runner.py
Merge branch 'master' into django-tastypie-0.9.12
Updated support of django-tastypie-0.9.12
Merge pull request #43 from leo-naeka/django-tastypie-0.9.12

Updated support for tastypie 0.9.12
Cleaning.
Update version in readme, too.
Merge branch 'master' into django-tastypie-0.9.12
Updating to 0.9.12.