abstracting the correlation visualization drawing code; add small-multiples next?
abstracting the correlation visualization drawing code; add small-multiples
next?


Former-commit-id: be004eb325651929f7ba1f826c91c46328a25258
uwgraphics/CooccurViewer,uwgraphics/CooccurViewer,uwgraphics/CooccurViewer,uwgraphics/CooccurViewer