hg: panama/dev: Automatic merge with default

[maurizio.cimadamore at oracle.com]

Changeset: 9a9ae3f577ce
Author:    mcimadamore
Date:      2018-02-05 09:28 +0100
URL:       http://hg.openjdk.java.net/panama/dev/rev/9a9ae3f577ce

Automatic merge with default

- make/autoconf/autogen.sh
- make/autoconf/generated-configure.sh