apps.Graphviz: render nodes and edges as morphs
apps.Graphviz: render nodes and edges as morphs

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