feat(Modal.vue): Add class to close button (and removed redudant clos…

…e buttons inside modal buttons

refactor(Modal.vue): Change the prop from inception to multiple

BREAKING CHANGE: Prop changed from `inception` to `multiple`

fix(Modal.vue): Correctly call beforeClose function when clicking clo…

…seBtns

feat: Add option to show a close button in between the prev/next arro…

…w buttons

feat(Modal.vue): Add classes for pre-modal buttons and their wrapper,…

… refactored overlay's classes i

1.8.4

1.8.3

1.8.2

1.8.1

1.8.0