ATS - North Dakota Expansion v1.7

New project to add roads and cities to North Dakota.

Cities
1.Belfield – No buisness yet
2.Mandan – Chems
3.Bismarck – Home Store
4. Bowman
5. Medora
6. Baker
7. Dickenson

v1.7
fixes some terrain errors
added bit more detail
fixes compatibility with Montana Exp.

v1.5
fixed many terrain errors
flying building in Bowman
flying barriers in Mandan
other cosmetic errors

v1.2
Fixed invisible walls
fixed terrain on roads

v1.0
Has seen the following cities and roads added,
Highways – I94, I29, US2, US52, US85, US83, US281, ND5

Authors: scs, geno1964