NovaMTR Modpack

Added new resource packs:

• FoameRail Class 599 (Metrocar)
• Tyne & Wear Metrocar
• BR Class 67
• Stepford Express IET
• Stepford Connect Carriages
• Airlink IET
• Stepford Express HST
• SCR Class 730
• Stepford Connect Class 158 Old
• Stepford Connect Class 158 New
• Stepford Express Voyager
• SCR Class 599
• BR Class 68
• Stepford Connect Class 68
• JRE 235 Series
• JRE 131 Series
• Dennis Trident 3