Create scripts for major_roads maps; update path in address_maps scripts

Create scripts for the creation of major_roads maps. These are maps containing
highway=motorway
highway=motorway_link
highway=trunk
highway=trunk_link
highway=primary
highway=primary_link
highway=secondary
highway=secondary_link
place=city
place=town
place=village

Updated the address script for correct osmfilter and osmconvert paths