- tests: start testing the cli interface
- cli: fix `version` command on Python2.7
- added `liveAuroc` and `validationAuroc` to `get_leaderboard`
- added `liveAuroc` and `validationAuroc` to `get_staking_leaderboard`
- added `liveAuroc` and `validationAuroc` to `get_user_activities`
- added `validationAuroc` to `submission_status`
- added `ruleset` to `get_competitions`
- added `phoneNumber` and `country` to `get_user`
- remove consistency check from `test_check_submission_successful`