Gravity Forms Stripe Addon 5.5.1

- Updated the stripe API SDK methods.
- Updated the styling for the disconnect alert messaging.
- Fixed an issue where if future usage is set to 'on_session' and a user enters a 3DS card, they get an infinite loop and can't submit the form.

- Updated error messages when API isn't connected to be more informative.
- Fixed an issue where the merge tags are replaced with fixed values when the subscription name is longer than the 200 character limit by Stripe.
- Fixed an issue where an empty validation message appears if feed conditional logic is set.
- Fixed an issue where an empty validation message appears as soon as a customer types in the credit card field.
- Fixed an issue where the credit card icon overlaps with the placeholder text in the credit card field.
- Fixed an issue where the form fails validation if the plan (price) or product, created by the add-on, is archived in the Stripe account.

- Fixed an issue where the merge tags in the subscription name field in the subscription feed settings are replaced with fixed values.