creating demo data for tests
added tearDown
added class variables and modified assert in self.assertEqual
added test for correct mail creation in create_user
added class for user actions testing
added function to inject users into TEST_PENDING_USERS and TEST_USER_DATA
for test purpose
added setUp method for testing class UserActions
added test for correct user creation
removed from UserActions because test mail functions
added test for attempt to create a user without sending password
added test for attempt to create a user that is arleady waiting for activation
added test for attempt to create a user that is arleady active
modified test activate user:
modified EmailTest into UserActions.code, moved user data into class setUp,
added assertion
added test for attempt of user activation without sending code
added test for attempt to activate a user that is arleady active
added test to verify that user activation doesn't delete PENDING_USERS
if it's not empty
added load_pending_users() to load pending.tmp correctly into json