road cost fixed/finished

boolean test was backwards. (line 134 in new version) Cleaned up code a
bit.

todo - desired road distance is hard coded in an ugly way
Merge remote-tracking branch 'origin/master'

Conflicts:
	Term Project/src/algorithm/DiscreteCostAnalysis.java
Merge branch 'master' of https://github.com/jjarczykISU/TerrainTrain

Conflicts:
	Term Project/src/algorithm/DiscreteCostAnalysis.java