Laotseu/WoW-Pro-Guides — comment on commit a490e95fb56476dbe8d3daf16dac69c63b720a71
File:  line 0
By Ludovicus:

The changes in the zone fields are not good.
The zone field is used in conjunction with the continent field for maps in the "real word".
The mapName field refers to the file which contains the map for the zone. It too should not be changed.

But the renamings are probably right.