Update French translation with Geofence+Upload obs

Source for Geofencing in fr : https://fr.wikipedia.org/wiki/Gardiennage_virtuel
Update French translation with Geofence+Upload obs

Adding a "\" before a "/" (lat/long)
Update French translation with Geofence+Upload obs

I don't know how to write "(lat/long)" without causing a problem with the "/"... So I've put (lat,long).
Update French translation with Geofence+Upload obs

Line 60 the ">" was missing... I'm trying with "/"
Merge pull request #418 from pl6025/patch-4

Update French translation (@pl6025)