Added skin for interiorplate

Fixed outsidenameplate_bolts world position

Removed insidenameplate_clamp, added insidenameplate_clamplong and insidenameplate_clampshort

Fixed some model skins

Fixed some model positions

Added shorted version of insidenameplate and holder for it

Hotfix of some materials

Added inside and outside nameplate for trolleybus

Updated interiornameplate textures

Added model of interior nameplate for trolleybuses