Add Checkbox component

[Romel Perez]

Create an input type checkbox wrapper component.

• Create Checkbox component.
• Allow basic input type checkbox attributes.
• Allow optional label text as children component.
• Add disabled styles.
• Add readOnly styles.
• Add hover/focus style transitions.
• Allow the component container to be accessible through the keyboard.
• If animated and autoFocus enabled, focus element on animator entering.
• If animated, remove input focus on animator exiting.
• Add transition animations.
• Play bleep on checkbox toggle.