Realistic Rain v3.1 ATS 1.36

Changelog v3.1:
-New textures & tweaks for wheel particles when the asphalt is wet (Truck & AI Traffic)
-Minor tweaks for windshield & raindrops textures (textures by Frkn64)
-Improved textures of rain
-Slightly adjusted the sound volume of some files
-Normal version and "Lite" merged into one

Realistic textures of Raindrops from inside cabin
Realistic Rain textures
More quantity of raindrops from inside cabin (windshield & windows)
Realistic windshield effects
Improved Particles of the wheels when the asphalt is wet (Truck and AI Traffic)
Realistic rain sounds from inside cabin & outside view
Realistic & high quality thunders sounds
More numbers of thunders sounds (future)