hg: jdk9/sandbox: Improve configure handling of new version variables

[magnus.ihse.bursie at oracle.com]

Changeset: 050e34898d32
Author:    ihse
Date:      2015-02-24 22:50 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/050e34898d32

Improve configure handling of new version variables

! common/autoconf/generated-configure.sh
! common/autoconf/help.m4
! common/autoconf/jdk-version.m4
! common/autoconf/spec.gmk.in
! common/autoconf/version-numbers