Okay, I fixed a bug in the calculation of the <>x, <>y probabilities. I had forgotten about the indexing for the meshgrid. Let's see if nfrVrHDemo works now...

Changes to be committed:
modified: debinningCore/dataGen.py
renamed: examples/nfrVrHDemo.py -> examples/nfrxryDemo.py
new file: examples/quadSortingDemo.py