Convert more integration to unit login tests
minor improvements
Remove useless fixture
Sync with settings/
use create_user() instead of save()
Remove stuff from the coverage report
Add support for no uid=username in seed content, to get all LDAP users
Add get_all_ldap_users test helper function to retrieve all fake LDAP users
Remove retrieving messages from CookieStorage since we store them in session
Fix get_ldap_connection to get secondary_password from the session

Adjust the tests accordingly
Merge pull request #58 from tampakrap/unittests_v3

More refactoring/fixes in the testsuite