RFR 8080418 Add Optional.or()

[Paul Sandoz]

> On 29 Sep 2015, at 11:16, Stefan Zobel <spliterator at gmail.com> wrote:
> 
> Looks good. One more nitpicking. "ifPresent() " in OptionalDouble/Int/Long
> still uses the old wording
> 
> 
> * If a value is present, perform the given action with the value,
> * otherwise do nothing.
> 
> 
> whereas in Optional you have the better
> 
> 
> * If a value is present, performS the given action with the value,
> * otherwise doES nothing.
> 

Thanks, updated,
Paul.