RFR(XS): 8139266: add JSAdapter example with fallthrough

[Hannes Wallnoefer]

+1

Am 2015-10-12 um 13:13 schrieb Michael Haupt:
> Dear all,
>
> please review this change - it adds a sample for JSAdapter usage.
> RFE: https://bugs.openjdk.java.net/browse/JDK-8139266
> Webrev: http://cr.openjdk.java.net/~mhaupt/8139266/webrev.00
>
> Thanks,
>
> Michael
>