journey data request send bounding box of current view

[stefanocudini]

• [x] each overlay in journey must also add the parameters with the current map view in the polling AJAX request
• [ ] optionally the center of the map and the approximate radius of the area to be displayed

related to this https://github.com/openmove/odh-mentor-otp/issues/129

[stefanocudini]

per esempio in stop layers questa cosa gia avviene, vengo inviati i parametri attuali della mappa:

questo lo fa layer stops richiamando il servizio otp:

/otp/routers/openmove/index/clusters?clusters=true&minLat=46.667462484021456&maxLat=46.716444842737125&minLon=11.086406707763674&maxLon=11.342010498046877&detail=true

[stefanocudini]

https://github.com/openmove/odh-mentor-otp/blob/dev/journey/src/components/map/default-map.js#L263

[stefanocudini]

@RajaOpenMove https://github.com/openmove/odh-mentor-otp/blob/master/journey/src/otp-ui/geocoder/geocoders/pelias.js#L30

[stefanocudini]

devono essere inviate le coordinate