[MTR3/4]New South Wales DMU Trains

MTR4 (Beta 15~) Only vetsion. not compatible with MTR3

Json changed to mtr4 format

R-Set optimization

Added DMU sounds (DM90 - By Szandorthe13th) for DMU Trains

Reduce model file capacity (changing bogies, remove duplicated R set carriage)

MTR4 (Beta 13~) Only Version!

• Buffet Car added (XPT, Xplorer)
• Some livery variation was removed

For MTR3 Version