Use containerOuter element for events to allow Shadow DOM

[daicambruzzi]

Description

Fixed the bug #819 Removed the listeners added in this.containerOuter.element to allow shadow dom.

Types of changes

• [ ] Chore (tooling change or documentation change)
• [ ] Refactor (non-breaking change which maintains existing functionality)
• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist

• [x] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.

[Ntuk]

Is anything going on with this request? It would be important to get this to work with shadow dom.