Static method for calculating default/current week
Implemented default week
Merge pull request #48 from FenrirUnbound/feature/default-week

Feature/default week
Required game_id, week, & year for ScoreModel
Merge pull request #49 from FenrirUnbound/feature/score-model

Required game_id, week, & year for ScoreModel
Merge pull request #50 from FenrirUnbound/develop

Develop