[GitHub] predictionio issue #471: [PIO-171] Drop Scala 2.10 and Spark 1.6 support

[dszeto]

Github user dszeto commented on the issue:

    https://github.com/apache/predictionio/pull/471
  
    We should also update `bin/pio-class` to require Spark 2.0.0+. It is 
currently set to 1.6.3.


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