hg: jdk9/sandbox: Merge

[magnus.ihse.bursie at oracle.com]

Changeset: 2b29629ad3f1
Author:    ihse
Date:      2017-09-06 09:52 +0200
URL:       http://hg.openjdk.java.net/jdk9/sandbox/rev/2b29629ad3f1

Merge

- README-builds.html
- README-builds.md
! common/autoconf/generated-configure.sh
- common/bin/update-build-readme.sh
! make/Help.gmk
! make/Init.gmk
- make/Javadoc.gmk
! make/Main.gmk
! make/RunTests.gmk
! make/common/FindTests.gmk
! make/common/MakeBase.gmk
! make/common/NativeCompilation.gmk
- test/lib/jdk/test/lib/DynamicVMOption.java
- test/lib/jdk/test/lib/InMemoryJavaCompiler.java
- test/lib/jdk/test/lib/wrappers/InfiniteLoop.java
- test/lib/jdk/test/lib/wrappers/TimeLimitedRunner.java