hg: jdk7u/jdk7u-dev/jdk: 8020191: System.getProperty("os.name") returns "Windows NT (unknown)" on Windows 8.1

[sean . coffey]

Changeset: 87a483ec5610
Author:    uta
Date:      2014-01-22 18:13 -0800
URL:       http://hg.openjdk.java.net/jdk7u/jdk7u-dev/jdk/rev/87a483ec5610

8020191: System.getProperty("os.name") returns "Windows NT (unknown)" on 
Windows 8.1
Reviewed-by: alanb, khazra, chegar

! src/windows/native/java/lang/java_props_md.c
! src/windows/resource/java.manifest