Grab the root of the interpretation tree once per section (rather than once per paragraph with interpretations)
Try to cache interp before rendering individual interp
Merge pull request #611 from theresaanna/master

Appendices need version data attrs for diff view
Add a test that interp layer triggers cache
typo
Merge pull request #610 from cmc333333/api-batch-interp

Speed up pages with many interpretations
manually init parent views