Give - PDF Receipts 3.2.0

* Fix: Prevent PHP fatal error if Give core is deactivated while this add-on is active.

* Fix: Conflict with Stripe plugin not properly displaying donation amounts within the PDF receipts.
* Fix: Formatting issue with the billing address template tag output.

* New: Added the ability to create a customize PDF receipts per donation form.
* New: Added the ability to easily rename and delete custom PDF receipts.
* New: Added a documentation link to the settings pages to easily access how to information on the plugin.
* New: Set PDFs now have an option to preview the PDFs as well.
* Tweak: Improved support for special characters within Set PDF Templates.
* Tweak: Improved visual layout for the "Default" set template.
* Fix: {transaction_id} pulls the same info as the {payment_id} tag incorrectly.
* Fix: Template tag style was not correctly displaying since version 1.8 - that's been improved and looks better now.
* Fix: When you preview an email receipt it now supports the {pdf_receipt} link tag.