Scania P4 Series v1.4 1.39

Changelog 1.4:
-Now G series adds the cabins to the G series by RJL.(R & G series addon by RJL are required).
-P series addon updated to 1.39(Just R series by RJL is required).
-Added P4 series(R & 4 series addon by RJL are required).
-Added new steering wheels without some buttons.
-5s interiors with shorter dashboard for P series.
-Reworked all interiors
-New basic bumpers for P4series(They work on R4 and T4 too).
-Windows animation(Thanks to Mohammad).

RJL Scania R&S required
RJL Scania R 4 required