Refactor release

Just code refactor and code quality enhancement

bower install opl3
or
npm install opl3

To install the CLI tool:
npm install -g opl3

Read more here.

OPL3 v0.4.0

First Bower release! :)

bower install opl3
or
npm install opl3

To install the CLI tool:
npm install -g opl3

Read more here.