RFR 8006996: Add a pretty printer that prints script source in nice form

[Marcus Lagergren]

+1

> On 19 Mar 2015, at 05:45, A. Sundararajan <sundararajan.athijegannathan at oracle.com> wrote:
> 
> Please review http://cr.openjdk.java.net/~sundar/8006996/ for https://bugs.openjdk.java.net/browse/JDK-8006996
> 
> Thanks,
> -Sundar