Add windows 8 x86 to packaging Jenkins

This will add windows 8 x86 nodes to packaging jenkins with correct
environment variables.

Change-Id: I2bf19c7d5f6a0b00947645abe780768b54723ca2
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
QtQuickControls: set some configs enforcing

These are passing.  Make sure they stay that way.

Change-Id: I4de20c258afaac155c65e64f098a37030b5a84c8
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>