This Mapzen working sample on android. I was changed some types of references and to showing mapping and everyone can change and set own Pelias and Valhalla Server. Pelias Server located in core/src/main/java/com/mapzen/android/search/MapzenSearch.java on line 33 and mapzen-places-api/src/main/java/com/mapzen/places/api/internal/GeoDataApiImpl.java on line 16
and Valhalla server settings url located in mapzen-android-sdk/src/main/java/com/mapzen/android/routing/MapzenRouterHttpHandler.java on line 32