Improve readability of inactive node modification warnings.
use to-sc-id in favour of :id
whitespace formatting
mention that load-synthdef is synchronous
prefer node-status and tidy up and fix a couple of accidental bugs that slipped in
Teach insts how about node-status and node-block-until-ready. For insts, this is really composite behaviour - depending on the sub synths within the inst. Also use with-server-sync when creating inst groups to ensure sequential creation (some groups depend on the existence of previous groups for location).