8154956: Module system implementation refresh (4/2016)

[Mandy Chung]

> On Apr 29, 2016, at 5:38 AM, Alan Bateman <alan.bateman at oracle.com> wrote:
> 
> The webrevs, all repos are here:
>  http://cr.openjdk.java.net/~alanb/8154956/1/

I reviewed all repos except hotspot.  Looks good in general.  Minor comments:

Configuration.java
   Nit: line 361-364 there is an extra space

sun/tools/jar/Main.java
  In the printModuleDescriptor method, creating a List from a stream is not necessary.
  1668         md.requires().stream().sorted().collect(toList()).forEach(

sortExports can be replaced as well.

I have a patch to clean this up that I can push to jake:
  http://cr.openjdk.java.net/~mchung/jigsaw/webrevs/jar-jmod-cleanup/

Mandy