Added GeoDjango template and test data directories to the manifest template so...

Added GeoDjango template and test data directories to the manifest template so that they are included when building the release tarball with `sdist`.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@9473 bcc190cf-cafb-0310-a4f2-bffc1f526a37