v2.0.0 - Reborn

• Rewrite from ground up with ES6, base on preact.
• File size increased to 16.8K(6.2K Gziped) from 4.8K(2.1K Gziped). :(

Breaking Change

• Create instance with new Console(<OptionsObject>, <CommandHandlersObject>)
  instead of new Console(<CommandHandlersObject>, <OptionsObject>)

Feature

• Added a instance method .log(<msg>)
• Added a instance method .clear()