frp: treat value undefined specially in regards to determining continuity.
frp: treat value undefined specially in regards to determining continuity.

NikolaySuslov/LivelyKernel,NikolaySuslov/LivelyKernel,pascience/LivelyKernel,LivelyKernel/LivelyKernel,pascience/LivelyKernel,pascience/LivelyKernel,LivelyKernel/LivelyKernel,NikolaySuslov/LivelyKernel,LivelyKernel/LivelyKernel