adding classes to MimaExcludes.scala

Author: manishamde

project/MimaExcludes.scala

@@ -81,6 +81,9 @@ object MimaExcludes {
           MimaBuild.excludeSparkClass("storage.Values") ++
           MimaBuild.excludeSparkClass("storage.Entry") ++
           MimaBuild.excludeSparkClass("storage.MemoryStore$Entry")
+          MimaBuild.excludeSparkClass("org.apache.spark.mllib.tree.impurity.Gini")
+          MimaBuild.excludeSparkClass("org.apache.spark.mllib.tree.impurity.Entropy")
+          MimaBuild.excludeSparkClass("org.apache.spark.mllib.tree.impurity.Variance")
         case v if v.startsWith("1.0") =>
           Seq(
             MimaBuild.excludeSparkPackage("api.java"),