Merge tag '0.1.0' into develop

Version 0.1.0
Added volume control.

Use triggerHandler.
Change strategy from DOM events to internal event emission. Closes #1 and closes #4

Expose internal value changes via event emission. Closes #2

Externalize configuration. Closes #3
Bumped version to 1.0.0
Merge branch 'release/1.0.0'