nfl

Literally just comb over schedule.json and make sure it reflects the games that have happened so far.

It would be great if we had consistent data documentation available within the package. At the moment, the following data functions are missing in-package dictionaries:

• load_trades (#75 - thank you, @pranavrajaram)
• load_injuries (#75 - thank you, @pranavrajaram)
• load_depth_charts (#75 - thank you, @pranavrajaram)
• load_espn_qbr (#74 - thank you, @pranavrajaram)
• [x]