Jar deployment to local file instead of HDFS directly

https://issues.cask.co/browse/CDAP-91
Bamboo build is green: https://builds.cask.co/browse/CDAP-DUT119
You can simplify it a bit with `File.createTempFile(String, String, File)` https://docs.oracle.com/javase/6/docs/api/java/io/File.html#createTempFile(java.lang.String, java.lang.String, java.io.File)