some render tests
rendering of comps with reactive types in new API
port "if"; fix chaining; buf.write(func); more get()
#each ported (untested)
mv ui2 ui; port spacebars (untested)
try to get apps working (crashes Chrome)
fix misc stuff
test-driver works, finally
use event maps

slightly janky impl for demo purposes
className diffing; fix reactive {{{attrs}}}
basic fields, `set`, event.component
fixed {{> content}} and fields
FadeyIf
Component.current in event handlers
checkbox component, touch-ups
fix FadeyIf
cp: broken leaderboard
fix leaderboard
fix regex typo
wip: start of empty textnode technique (BREAKS)