hg: jigsaw/m2: Updated make help

[erik . joelsson]

Changeset: ae7c3c481eca
Author:    erikj
Date:      2014-10-17 13:15 +0200
URL:       http://hg.openjdk.java.net/jigsaw/m2/rev/ae7c3c481eca

Updated make help

! Makefile