Rename Rect2D.interpolate -> Rect2D.interp
Add Dimension2D
Removed RasterProjection.expandByPixels
Fix broken test for BoxFilter
Add Rect2D.fromPtDim
Simplified raster projection
Remove MaxPermSize option from JVM flags for sbt
Removed Rect2D.expand
Renamed Rect2D -> Rect and added documentation
Rect documentation and tests