implemented settings options
highlight closest stop to current location
add auto-refresh timer
ensure consistent route path layering
fix not clearing old stops and buses on refresh
improve look of loading icon on map view
show a toast if no buses are running for a given route
adjust loading icon timeout
fix empty route search controller cells
check if user location is not available and adjust stop icon scale factor
change route/group entities to have a parent entity and allow groups to be picked as default routes in the settings
check http status code
only show error dialog once
check for internet connection
show notification when bus is approaching
fix map marker animations not showing
add stop detail info view
move JSON downloading login into own class
show bus schedule for a given stop
fix grammar error in no buses running toast format string