Land of Sands - 3rd update

Changelog:

-Changed names for town's spawn points.
-Added few new roads.
-Added AI path nodes for palm farm roads.
-Added New Ashley (Village)
-Added Nuova Ostia (Town)
-Added Natural Valley (Park)
-Leveled some bits of the "long highway by the coast" road.
-New Drift mission.
-Small change to sand ground texture.
-New gas station near New Ashley
-Corrected collision for broken car objects.
-Environmental Temperature increased from 38C to 45C (100F to 113F or 311.15K to 318.15K)