- LeaveOverlayCall & Response
- Selection procedure for a new node & notifications to all the nodes
- TODO
	- RPC Timeout implementation (in turn ACTIVENESS of edges)
	- SCHEDULING ARBITRARY SEGMENTS (from ranked rescue nodes)
	- RANKING of rescue nodes (a bit of research)
- Compiled successfully.
- Not checked the execution flow [but they'll be handled later]
- Strict order of TODOs
	- TIMEOUT [in turn ACTIVE Nodes]
	- SCHEDULING [assume you've ranked rescue nodes]
	- RANKING [thinking period]