hg: jdk8/tl/jdk: 8020191: System.getProperty("os.name") returns "Windows NT (unknown)" on Windows 8.1

[alexey . utkin]

Changeset: 40221b09812f
Author:    uta
Date:      2013-08-02 13:16 +0400
URL:       http://hg.openjdk.java.net/jdk8/tl/jdk/rev/40221b09812f

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