Added root access to the newest update for my own Gear S, so decided to share: (flash using Odin)
https://drive.google.com/file/d/0B0a0KxS2Q3gUcGNoOGdDOWhhbGM/view?usp=sharing
Also I have the stock odin firmware for the newest release. Oops, this is for the T-Mobile version.