Added help and change challenge to sidebar
Added help and change challenge to sidebar

osmlab/maproulette,mvexel/maproulette,osmlab/maproulette,mvexel/mr-tnav,Crashfreak/maproulette,mvexel/maproulette,Crashfreak/maproulette,Crashfreak/maproulette,osmlab/maproulette,Crashfreak/maproulette,mvexel/maproulette,mvexel/mr-tnav,osmlab/maproulette,mvexel/maproulette