Ultimate Membership Pro 12.9

- Improve Register form workflow
- Improve Profile form special required fields
- Improve Stripe Connect workflow
- Fix Print Invoice option for custom Orders table
- Fix Date Picker field when is required
- Update Translation files
- Set Checkout section to show up
- Remove old payment section
- Remove Deprecated Custom Special fields from Register Form

- Improve Profile Form workflow
- Improve Register Form core Classes
- Fix Invoice data display
- Fix manually change Orders status to Completed
- Fix shortcode for Member Banner display
- Fix Profile Form - Conditional logic option

- Improve dynamic data and dynamic links process
- Fix Mollie Recurring payments
- Remove deprecated metas