grafx - Extensible Java Graphics Package Code

Re-calibrating the metrics.
OVERALL_HEIGHT_METRIC: 0.40 -> 0.50
PLUG_THE_HOLE_METRIC: 0.35 -> 0.40
NO_CHILD_LEFT_BEHIND_METRIC: 0.01 -> 0.02

Increasing millisBlkMvTime from 180 to 200.

Adding levels 18, 19, 20, & 21.

Removing all println() statements for now.

Adding capability to slide a block after it hits bottom.

Lessening NO_CHILD_LEFT_BEHIND_METRIC.

There was an error in the "no child left behind" metric - wasn't being scaled
by ten.

Tweaking settings. It's playing through some really hard round on level 23
now.
OVERALL_HEIGHT_METRIC: 0.65 -> 0.45
SQUARED_HEIGHT_METRIC: 0.20 -> 0.15
COVERED_HOLE_METRIC: 3.20 -> 3.60
PLUG_THE_HOLE_METRIC: 0.35 -> 0.30
NO_CHILD_LEFT_BEHIND_METRIC: 0.05 -> 0.10

Re-balancing the metrics.

Defining NO_CHILD_LEFT_BEHIND_METRIC.