OSMLoader now reuses coordinates instead of always creating new ones
removed debugging print statements from Model
Model now takes into account that edges are placed by their center point
ferry routes are now classified as coast
OSMLoader now loads data in the utm 32 format
quadtree now has method for determining whether the requested area is within a given quadtree
when thinning osm data, it is now converted to utm 32 format
controller now uses krakloader