Collect Tetris Game Stats

[r002]

Stats to Collect:

1. Number of single/double/triple/Tetris clears
2. Transition score
3. Is the player a press-down player? (Yes/No)
4. Number of times a J dependency was created and J was not the next piece
5. Number of times a L dependency was created and L was not the next piece
6. Number of times an I dependency was created and I was not the next piece
7. Number of times a last-second micro-adjustment was made to accommodate the next piece
8. Number of gaps formed in stack
9. How many times the well was capped
10. Average duration (piece-turns)that a well is left capped
11. Number of overhangs created
12. Number of tucks & spins (and at what level)
13. Average stack height (broken down by individual columns)
14. Number of "wasted" I pieces (need to think about this one more...)
15. Average number of skims before Tetris'ing or capping the well?
16. Number of times (and maybe even broken down by piece), "stack optionality" was needlessly reduced. (Need to take into account the next piece too.)
17. Stack health-- a single number (possible?) that indicates the stack integrity & accommodability
18. Piece distribution.
19. Tetris rate (of lines cleared, how many were Tetrises?)
20. Burned lines (lines cleared no Tetrises)
21. Drought Counter-- piece durations without an I-piece.