* Cleaned up the node-link code/system. (fixed the React FindDOM-in-render warning, removed the logging, removed old code, etc.)
* Cleaned up the node-link code/system. (fixed the React FindDOM-in-render warning, removed the logging, removed old code, etc.)


Former-commit-id: 1f0c08bf37b0a522c33bb33481699ced1b091b46
Venryx/DebateMap,Venryx/DebateMap,Venryx/DebateMap