ILP routing layer utilities
npm install five-bells-routing> ILP routing table implementation
RouteData refers to the Routes schema in five-bells-shared.
#### new Route(curve, hops, info)
#### Route.fromData(routeData) ⇒ Route
#### route.amountAt(x) ⇒ Number
Given a source amount, look up the corresponding destination amount.
#### route.amountReverse(y) ⇒ Number
Given a destination amount, look up the corresponding source amount.
#### route.getPoints(y) ⇒ Point[]
#### route.combine(alternateRoute) ⇒ Route
Combine two parallel routes.
#### route.join(tailRoute) ⇒ Route
Join two routes end-to-end.
#### route.shiftY(dy) ⇒ Route
Shift a route's curve up or down.
#### route.simplify(maxPoints) ⇒ Route
Simplify a route.
#### route.isExpired() ⇒ Boolean
Check if a route has expired.
#### route.toJSON() ⇒ RouteData
#### new RoutingTables(baseURI, localRoutes, expiryDuration)
#### tables.addLocalRoutes(localRouteObjects)
#### tables.addRoute(routeObject) ⇒ Boolean
Returns whether or not a new route was created (updates don't count).
#### tables.removeExpiredRoutes()
#### tables.toJSON(maxPoints) ⇒ RouteData[]
#### tables.findBestHopForDestinationAmount(ledgerA, ledgerC, finalAmount) ⇒ Hop
#### tables.findBestHopForSourceAmount(ledgerA, ledgerC, sourceAmount) ⇒ Hop