ATS - Remtec Tanker V1.4

Changelog:
– Added skinpacks
– Fixed obsolete definitions
– Added missing material/icons
– Adapted for 1.49

Features:
Single chain type
3 types of body with painted one ( use the painted one to make the skin work)
3 chassis option
Skins
Lots of customization or tuning parts

Authors: Ben Sigouin, SMRS, Rosco74