Merge
8170987: Module system implementation refresh (12/2016)Reviewed-by: mcimadamoreContributed-by: jonathan.gibbons@oracle.com, jan.lahoda@oracle.com, srikanth.adayapalam@oracle.com, alan.bateman@oracle.com, mandy.chung@oracle.com
8154997: Add examples for jigsaw diagnosticsReviewed-by: jjg, jlahoda