References
The references are listed here:
http://spark.apache.org/docs/latest/building-spark.html
http://www.scala-sbt.org/
https://github.com/sbt/sbt-assembly
http://spark-project.org/docs/latest/scala-programming-guide.html
http://maven.apache.org/guides/getting-started/
http://maven.apache.org/plugins/maven-compiler-plugin/examples/set-compiler-source-and-target.html
http://maven.apache.org/plugins/maven-dependency-plugin/