hg: jdk9/sandbox: Merge

[magnus.ihse.bursie at oracle.com]

Changeset: 7c8bba15c354
Author:    ihse
Date:      2017-04-28 13:09 +0200
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/7c8bba15c354

Merge

! common/autoconf/generated-configure.sh
! common/autoconf/jdk-options.m4
! common/autoconf/spec.gmk.in
! common/conf/jib-profiles.js
! make/Javadoc.gmk
! make/Main.gmk
! make/common/Modules.gmk
! make/devkit/createGraphvizBundle.sh
! make/devkit/createPandocBundle.sh