8044012: Integrate the latest best known performance flags int ant octane jobs, and make sure that it's easy to compare 'ant octane-nashorn' and 'ant octane-v8' at the push of a button. (or rather; the entry of a command line) Reviewed-by: jlaskey, sundar

^build/
^dist/
/nbproject/private/
^.hgtip
.DS_Store