first commit
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rectangle placements done, fix fills
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working (only type=value tested)
aggregation up and running;
type=comp, dens, value, and categorical tested
working on index2col
still working on index2col
working on treeapply function
index2col working, have to clean up code
experiment with grid hcl
index coloring works, hcl not working on other types yet
depth and cat types working
labels fixed
adjustable HCL method
example data added
na bug fixed, hcl adjusted
example data fixed