event-dispatcher: debugging
events: consolidate DOM event code
events: add IME-related method

Specifically, events.composing( ) allows one to determine if IME
composition is currently happening.
test: more recent versions of Chrome

This might solve some of the spacebar oddities Chrome has been
experiencing.
view: sync on keydown
formatInline: don’t format during IME composition

Some debugging facilities have also been added to formatInline,
namespaced as "compose:formatter:inline".