Refactor tests. Add test_new_user_duplicate_username and test_new_user_duplicate_email
Refactor tests. Add test_new_user_duplicate_username and test_new_user_duplicate_email

git-svn-id: 3c739b8a310a10be68afd4fdd7f3d450bf1457ba@4110 ef35cc4a-2640-4bbf-98bc-65920db7d8ae

ema/conpaas,ema/conpaas,ema/conpaas,ema/conpaas,ema/conpaas