Beatblox updates (#85)

* cleanup

* persist tempo

* update play note/rest

* update play drums

* cleanup

* update play clip

* renames

* remove watchers

* cleanup + fix empty mod

* cleanup

* update/merge effects

* table fmt

* relabels

* query audio + samples to sound

* update recording

* remove lib hack

* fix rec bugger

* block rename

* style fix

* shorten label parts

* lazy entity setup

* extra returns cause why not

* non-uniform chord durations

* fix key sig

* add effect getter

* variadic mods

* normalize audio analysis + fix ret type

* fix rest being case sensitive

* update audio api

extensions/BeatBlox/README.md

@@ -1,3 +1,3 @@
 # Updating `webAudioAPI.js`
 
-Pull from [Will's library](https://github.com/hedgecrw/WebAudioAPI).
+Pull from [Will's library](https://github.com/hedgecrw/WebAudioAPI) (single-file ECMAScript module).