TheLorian update

Changelog

• added new car "TheLorian"
• added intro in single player and splitscreen
• added voice in some game events (lose, out of road, intro)
• adjusted money spawn rate
• fixed car moving slowly forward when game starts
• fixed some glitches when multiple messages were displayed on top part of the screen
• made white color of wireframe lines less flashy
• fixed tutorial menu on ultrawide screens
• fixed settings menu showing wrong settings sometimes
• added smoke when drifting (thanks MOMOKO for the idea)
• added car smoke from exhaust
• optimized some scripts
• fixed a flying building sometimes appearing near city road