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Only one instance of this class exists at any time.
| typedef RefTrie<A, const CacheRoute<A> > RouteTable | RouteTable | 
| typedef queue<RouteTable *> RouteTables | RouteTables | 
| DeleteAllNodes (const PeerHandler *peer, RouteTable *route_table) | DeleteAllNodes | 
| void  delete_some_nodes () | delete_some_nodes | 
Background task that deletes nodes in trie.
Returns: true if there are routes to delete.
| bool  running () | running | 
[static]
Returns: true if route tables exist and are still being deleted.