1991 Chevrolet Caprice Taxi v2

*Added option to randomly change the skins (by analogy with extras);
* Added option to create custom skins (scan in the archive);
* Fixed internally glass (between the driver and passengers);
* Patched missed in the first version of the hole;
* And the other is not big correction.

P.S. To work correctly, skins, use the settings from the Readme.