Gravity Forms Signature Addon 4.8.1

- Fixed an issue where the field fails validation when required and used as an editable field on Gravity Flow steps.

- Fixed an issue where the Signature field doesn't work when the form is loaded inside a modal.
- Fixed an issue where the Signature is all black when the signature field is in a multi-page form and the form is rendered via AJAX.

- Fixed an issue where the signature field doesn't work when the form is loaded inside a modal.
- Fixed an issue where the signature is all black when the signature field is in a multi-page form and the form is rendered via AJAX.