Added the missing highway #maproulette https://maproulette.org/browse/challenges/38348
Added the missing highway #maproulette https://maproulette.org/browse/challenges/38348
Added the missing highway #maproulette https://maproulette.org/browse/challenges/38348
Connected an isolated highway #maproulette https://maproulette.org/browse/challenges/37390