Changes to Valhalla instruction translation. Instead of 'start at the end of street', translate 'start' to 'head on'. Also minor changes related to via points and 'merge' instructions.
Changes to Valhalla instruction translation. Instead of 'start at the end of street', translate 'start' to 'head on'. Also minor changes related to via points and 'merge' instructions.

CartoDB/mobile-sdk,CartoDB/mobile-sdk,CartoDB/mobile-sdk,CartoDB/mobile-sdk,CartoDB/mobile-sdk,CartoDB/mobile-sdk