RFTG Scorer

Feature - 1:  "Less Time Scoring = More Time Playing"
- support "score by player" and "score by category";
- input score by picker / Numpad, easy and friendly;

Feature - 2:  "Keep Score History"
- keep score history of different games;
- show the summary for multi-rounds game, including total scores and rank awards;

Feature - 3: "Statistics"
- highest scores across all games; 
- highest score for each score category; 
- average score for each player; 

Feature - 4: "Sharing"
- email score and summary;
- upload score to BoardGameGeek;
- tweet score and summary;