Adds the ability to set the offset of the note timestamps to the begi… (#221)
Adds the ability to set the offset of the note timestamps to the begi… (#221)

* Adds the ability to set the offset of the note timestamps to the beginning of the recording, instead of the offset of the first note received.

* Updates conditional to be more concise.

* Changes default behavior of recording to start when the recording starts, instead of the offset of the first note.

* Adds the ability to clear a note sequence from a recorder object.

* Update music/src/core/recorder.ts

Co-Authored-By: kmalta <771554d0d6f606291e770f316b7b046e3e573e26@gmail.com>

* Changes the method  to `reset` and updates comments.

* Updates variable name to make its action more clear.

magenta/magenta-js,magenta/magenta-js,magenta/magenta-js,magenta/magenta-js,magenta/magenta-js