Cloudflare was updated to version 3.2.0, from version 3.1.1. Changelog:

• Bypass Cache By Cookie functionality.
• HTTP/2 Server Push functionality (disabled by default).
• Lowered the plugin size.
• Automatic Cache Management feature includes purging taxonomies.
• Automatic Cache Management feature supports sites which use both HTTP and HTTPS.
• Admin bar disappearing from the plugin.
• Bug where spinner was loading forever.
• Bug where the backend errors where not being shown in the frontend.
• Issues where IE11 was not working properly.