Review request: module graph clean up

[mark.reinhold at oracle.com]

2011/11/8 19:15 -0800, mandy.chung at oracle.com:
> Webrev at:
>    http://cr.openjdk.java.net/~mchung/jigsaw/webrevs/modules-cleanup.00/
> 
> These changes should make the module graph cleaner and separate out some
> components as its own module (currently grouped with some other module):
> 
> 1) separate java.util.prefs into its own module

On second thought, what's the motivation for this item?  The
java.util.prefs package is pretty small.  Why split it out?

Its implementation includes some native code, at least on
Posix and Windows.  Are we going to move that to a separate
shared library as well?

- Mark