The gatherer-2.0.1-setup.exe file you have requested: Add Ons / Gatherer v2.1.1 - 131.1kb is not available. Perhaps try browsing all files for the game World of Warcraft and upload any files you want to share or are missing. This is the only information we could locate:
The addon does not track like a tracking ability does, rather it 'remembers' where you have found various items in the past. It does this whenever you gather (perform herbalism, mining or opening) on an item, and records the specific map location in Gatherer is a WoW addon for herbalists, miners and treasure hunters. It's main purpose is to track the closest plants, deposits and treasure locations on you minimap.