Version 3.09.1

* Added API for managing Dashboard Widgets.
* Added new option which allows to set whether guests can see invoice details.
* Updated localization files.
* Fixes to display invoice page.
* Fixes to CRM connection (Notifications).
* Fixed invoice paid time information.
* Added new parameter 'allow_types' to the [wp-invoice-history] shortcode (value should the CSV of types to show).
* Added the ability to send PayPal IPN URL with payment request.
* Updated PDF Invoice Premium Feature.
* Fixed simple style issues.