8184239: Fix broken nashorn/samples
Summary: Fixed broken nashorn samples
Reviewed-by: sundar, hannesw, jlaskey
Contributed-by: srinivas.dama@oracle.com

8055199: Tidy up Nashorn codebase for code standards (August 2014)
Reviewed-by: hannesw, lagergren

8042600: Add more samples in nashorn/samples directory
Reviewed-by: jlaskey, hannesw