Add YandexMap Controller

Add YandexMap Controller
Initialize simple Yandex Map in yandex_map/home
Add routeEditor behaviour

Add routeEditor behaviour
see app/assets/javascripts/yandex_map.js.coffee
Add controls.Button "Добавить маршрут"

Add controls.Button "Добавить маршрут"
and events (select, deselct) handlers
Add RouteMaker

Add RouteMaker
- 	interactive route creation
- 	"route" is geoObjectCollection which contains placemakers