Update tapster.html.md
Update tapster.html.md

Formatting: restored bullet list
shimamoto/incubator-predictionio,himanshudhami/PredictionIO,shimamoto/incubator-predictionio,mars/incubator-predictionio,marevol/incubator-predictionio,marevol/incubator-predictionio,mars/incubator-predictionio,dszeto/incubator-predictionio,takezoe/incubator-predictionio,dszeto/incubator-predictionio,himanshudhami/PredictionIO,himanshudhami/PredictionIO,dszeto/incubator-predictionio,mars/incubator-predictionio,PredictionIO/PredictionIO,shimamoto/incubator-predictionio,takezoe/incubator-predictionio,himanshudhami/PredictionIO,PredictionIO/PredictionIO,marevol/incubator-predictionio,PredictionIO/PredictionIO,dszeto/incubator-predictionio,takezoe/incubator-predictionio,marevol/incubator-predictionio,shimamoto/incubator-predictionio,takezoe/incubator-predictionio,mars/incubator-predictionio