Added point comparison helper.
Added max/min code to rect landscape.
Added option to normalize heights to 0-1.
Fixed some indentation from VTK code sample.
Added color to visualization.
Skeleton click handler.
Picker gets the correct cell ID.
Added computeMesh virtual function to landscape.
Changed the visualization api.
Added component map to mesh.
Shows total volume of components.
Fixed a bug where the entire work queue wasn't being triangulated.