copied attempt from html-plex
ported everything over
transform example works finally
readable streams work in terms of transform streams
delayed tr works
examples from plex
remove unnecessary args
(sel, cb) convenience to transition from the old api more easily
passing article test
first attr test ported, works
updated the attribute test
updated article test to not use sel,cb sig
dropped (sel,cb)
updated child tests, failing probably due to self-closing element
pop back on self-closing tags
self-closing issues sorted
only use the callback form of select()
drop returning the selector in select()
ev test updated
remove close listeners between runs, many test ported