clean up some comments
Started working on waterfall
render: improve quality of downscaled glyphs
core interactions are working again
working pick from waterfall
ui adjustments, tuned waterfall, made hilbertcode diagram half height
waterfall improvements

added click to word in waterfall,
mostly working interactions between cursor position and canvas,
trim away ipsum arg from text-redraw,
refactor ipsum file handling for waterfall
ui: moved save button, removed defaults button, moved measurement checkbox
update internal ipsum
enabled scale bearings option for original method