It seems that no cooee snip available in SDK 3.1.2.
Could it be that the demo is actually available in the HomeKit SDK?
You can port cooee sample from SDK2.4.1.
WICED™ Software Development Kit: WICED-SDK-126.96.36.199z [SDK Only - Windows, OS X, Linux]
Homekit doesn't use/require cooee. So it's not contained I think.
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