RFR: JDK-8069079 - jimage extract / list to organize classes by modules

[Jim Laskey (Oracle)]

Listing is by module, extract has been by module for some time.

http://cr.openjdk.java.net/~jlaskey/8069079/webrev/index.html <http://cr.openjdk.java.net/~jlaskey/8069079/webrev/index.html>
https://bugs.openjdk.java.net/browse/JDK-8069079 <https://bugs.openjdk.java.net/browse/JDK-8069079>