prevent large strings from cluttering up edn view

bring back temporary component error handler

just log trace errors, no need to throw

allow trace of render within render

some notes on component dom-sync

temp fix

fix kv dissoc/assoc not being counted as update

fix :class not applying in svg

fix interpreted hiccup svg support

WIP

trace ui tweaks

rewrite tracing, change scheduler

substantial devtools trace rework

bump 1.0.4

some cleanup