hg: jdk9/sandbox: Merge

[magnus.ihse.bursie at oracle.com]

Changeset: 4e4f47ccf9b8
Author:    ihse
Date:      2017-04-04 15:59 +0200
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/4e4f47ccf9b8

Merge

! common/autoconf/generated-configure.sh
! make/Javadoc.gmk