added StopMusic method
Merge pull request #122 from sigatrev/stopmusic

added StopMusic method
removed SetCurrentSteps double-broadcast
make early judgments broadcast when judgment is triggered

judgments triggered early were not broadcasting the judgment message
until their row crossed
Merge pull request #124 from sigatrev/early-judgments

make early judgments broadcast when judgment is triggered
Merge pull request #123 from sigatrev/double-broadcast

removed SetCurrentSteps double-broadcast