Tandem addon for Next Gen Scania by Siperia 1.35

Changelog:
-Whole mod structure has changed
-New spoilers, UV-maps have changed (UV-maps in .zip)
-Painted fueltanks
-Paintjob for help
-Standalone cabs, should not conflict with other mods. Mods adding new parts will need suitable_for[]: lines to defs.
- For R-cabs: suitable_for[]: "normal.rgd.scania.r_2016.cabin" & suitable_for[]: "highline.rgd.scania.r_2016.cabin"
- For S-cabs: suitable_for[]: "normal.rgd.scania.s_2016.cabin" & suitable_for[]: "highline.rgd.scania.s_2016.cabin"

Mod will add:
VAK box
VAK related parts
Kraker box
NTM box
NTM related parts
Ekeri box
Ekeri related parts
3 tandem chassis
VBG hook
Sidecovers and rails
Domar wheelcovers
Parlok wheelcovers
Zepro tail-lift
4 coolers Lumikko, Thermo King, Carrier
Trailer cables support
And more