Improvement: Prefix metabox title with "Easy Digital Downloads" to avoid confusion with other restriction plugins.
Improvement: Shortcodes can now be used inside the [edd_cr_no_access] shortcode.
Improvement: Show a message inside the metabox if no downloads have been created yet.
Fix: PHP warning if the [edd_cr_no_access] shortcode is used without the id attribute.
Fix: Restriction metabox showing on attachments, when the plugin does not support restricting them.
Fix: Some download variations are unable to be selected for restriction.
Fix: Trashed posts appearing in the restricted page list.
Refactor: Adjust activation logic and check system requirements prior to loading plugin.