Allowing form to be submitted when form is invalid

### Are you submitting a **bug report** or a **feature request**?

This is a feature request

### What is the current behavior?

When form is disabled you cannot submit the form.

### What is the expected behavior?

Allowing the form to be submitted when for is invalid

Our use case is a form that spans across multiple pages. We want to be able to go from one page to the other and not prevent form submission so that users could fill the form across multiple pages in the order they wish. Invalid form should trigger an error or warning but submission should be allowed.

Is there anything that could help achieve this? Else I believe we will have to manage the form submission handlers ourselves.