Removed:
- CM11S Lock Screen
- AudioFX
- Hexo CM Theme
... other than that everything pretty much more or less remains the same.

CM11 has newer CM commits that you'll see in the next CM11S OTA including bug fixes, additional features, etc.
Follow me on Twitter! | Scrolling Mods for Various OPO Roms

OnePlus One: Mahdi | Franco Kernel
Older devices: Nexus 5, Nexus 4, Galaxy Nexus, TF101, Nexus S, Samsung Vibrant, G1