feat(daemon): multiplayer

adds NETS network directory which are automatically started on boot, used for generating network addresses, and attempting connections to peers.
adds a nodeIdentifier to formula identifiers that specifies where (what peer) a formula/value lives
adds an ownNodeIdentifier for identifying local formula/values
adds a peer store that stores the peers by nodeIdentifier
provideValueForFormulaIdentifier looks up non-local values via the formulaIdentifier's nodeIdentifier when peer is known
adds getPeerInfo, addPeerInfo for introducing peers
adds a gateway (used by network caplets) for exposing value requests from peers
peers are local formulas that expose the remote gateway via the matching network caplet

endojs / endo