Updated Storage.getUser() and Storage.getUserRanks().
Updated Storage.getUser() and Storage.getUserRanks().

- Both methods now return dicts
- getUser() no longer appends the results of getUserRanks()
- Updated calls with new usage
- Added some comments for readability
- Renamed Storage.getUser() to Storage.getUserStat()
- Renamed Storage.getUserRanks() to Storage.getUserRank()

tannn/TriviaTime,tannn/TriviaTime,tannn/TriviaTime