changing column names to not use reserved postgres names
changing column names to not use reserved postgres names

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