hg: build-infra/jdk8: 2 new changesets

[magnus.ihse.bursie at oracle.com]

Changeset: 6ff24511d31e
Author:    ihse
Date:      2012-09-21 14:14 +0200
URL:       http://hg.openjdk.java.net/build-infra/jdk8/rev/6ff24511d31e

Add support for msys in extractvsvars.sh, and add more debugging
info to uncygdrive.

! common/bin/extractvcvars.sh
! common/src/uncygdrive.c

Changeset: f035dc645fba
Author:    ihse
Date:      2012-09-21 14:14 +0200
URL:       http://hg.openjdk.java.net/build-infra/jdk8/rev/f035dc645fba

Merge