8129120: Terminal operation properties should not be back-propagated to upstream operationsReviewed-by: briangoetz, chegar
8020292: j.u.SplittableRandomReviewed-by: mduigouContributed-by: Guy Steele <guy.steele@oracle.com>, Doug Lea <dl@cs.oswego.edu>, Brian Goetz <brian.goetz@oracle.com>, Paul Sandoz <paul.sandoz@oracle.com>