Instagram Feed Pro 6.4

* Fix: Using showheader="true" in the shortcode would not work if the related setting was disabled on the settings page.
* Fix: Added additional plugin hardening.

* Tweak: Error reporting notices are now only displayed if there is an issue with the primary API request, rather than secondary ones such as retrieving stories.

* Tweak: All Instagram data is now encrypted in your WordPress database.
* Tweak: Access Tokens are no longer able to be viewed on the settings page.
* Tweak: Added a maximum caching time of 24 hours.
* Tweak: Added an expiration time to backup caches.
* Tweak: Deauthorizing our app inside your Instagram or Facebook account will now delete all data for that feed on your site.