Linked to Swift and Java ports
Linked to Swift and Java ports

Also cleaned up headings to make them easier to link to.
dpmcmlxxvi/turf,tilemapjp/turf,Turfjs/turf,Turfjs/turf,Turfjs/turf,tilemapjp/turf,dpmcmlxxvi/turf,dpmcmlxxvi/turf,tilemapjp/turf