should Check Faster Route
This method determine if a new DirectionsResponse should be retrieved by RouteFetcher.
It will also be called every time the NavigationEngine gets a valid Location update.
The most recent snapped location and route progress are provided. Both can be used to determine if a new route should be fetched or not.
Return
true if should check, false if not
Since
0.9.0
Parameters
location
current snapped location
route Progress
current route progress