[Q] Help enabling unknown sources on 2.2.0 topic

I was looking into the CWM thread regarding the matter and didn't see anything referring to the most recent stock firmware. I'm wondering if the process detailed will even work right, and whether the
"File Type: zip NookHD-HDplus-stock-enable-Unknown-Sources-rev0-(09.08.13).zip - [Click for QR Code] (727.9 KB, 7194 views)"
download would be the one I need.