Make sure we take root key-only keypaths into account when setting the model.

......@@ -48,7 +48,7 @@ class Rivets.Binding
model = current
if @model and @model isnt model
if @key and @model and @model isnt model
@view.adapters[@key.interface].unsubscribe @model, @key.path, @sync
@view.adapters[@key.interface].subscribe model, @key.path, @sync
@model = model
......