Ekeri Trailers Revision by Kast v1.1.1 1.47

Main mod and Full trailer addon

Changes in v1.1.1/v1.0.3:
-Fixed a error in trailer dealer
-Added few extra rear lights options

Semi-trailers with various wheelbase and axle config.
-Standard
-Step-frame
-City
-Double
-HCT

-Advanced coupling
-Trailer lift axle
-Animated braces
-Trailer cables