This module provides the following classes:

• CustomEvent
• Do
• Do.AlterArgs
• Do.AlterReturn
• Do.Error
• Do.Halt
• Do.Method
• Do.Prevent
• EventFacade
• EventHandle
• EventTarget
• Subscriber

This module is a rollup of the following modules:

• event-custom-base
  Custom event engine, DOM event listener abstraction layer, synthetic DOM events.
• event-custom-complex
  Adds event facades, preventable default behavior, and bubbling. events.