Revert "first commit"

This reverts commit 3c26dc9a9fb5d6e699df2fa64a283904f7c866df.

Conflicts:
	src/main/scala/com/ebiznext/spark/examples/SparkGraphx.scala
	src/main/scala/com/ebiznext/spark/examples/SparkKMeans.scala
	src/main/scala/com/ebiznext/spark/examples/SparkSQL.scala
	src/main/scala/com/ebiznext/spark/examples/TwitterSparkElasticsearch.scala
	src/main/scala/com/ebiznext/spark/examples/WordCount.scala