Is this shader compatible with newer Octane releases?
Yes! Now the shader is compatible with all Octane Render versions.

Octane Skin Shader 1.0.1:
--- minor changes to "Dermis Transmission"
--- Changed "Epidermis Scattering" and "Dermis Scattering" input types to directly set the color without the use of other nodes
--- Added "Diffuse Color" and "Specular Color" inputs
--- Removed "Diffuse Gamma" and "Specular Gamma"
--- "Diffuse" input renamed in "Diffuse Map"
--- "Specular" input renamed in "Specular Map"
--- Removed "Blood" input now superseded by "Dermis Scattering" Color

Blender +
|- ss4ov102_279.blend -> for Blender 2.79 and Octane 4.x and above
L- ss4ov102_280.blend -> for Blender 2.80 and Octane 2019.1 Free Tier
Orbx ---+
L- ss4ov102.orbx -> for Octane Render Standalone from 4.x and above