Error in 4.0

[Spazi-dev]

GameRig_0_3_5\metarigs\game_human.py", line 45, in create
    arm.rigify_layers.add()
AttributeError: 'Armature' object has no attribute 'rigify_layers'. Did you mean: 'rigify_colors'?

I don't have earlier Blender versions right now so I'm not sure which one broke it

[Spazi-dev]

The GameRig_4_0_0 branch produces the same error