Bug fixes

Some additional bug fixes.

• No issue by jlscott: Mark old S3Cors file item as deprecated. Has been renamed to s3fsCors.
• 3053495 by jtolj: File description field is not displayed in widget
• 2993843 by jtolj, jlscott: Uploaded file disappears from widget on success

= 7.x-3.31 =
* Server Side Share Count service upgrades
* Various Admin section cleanup
* Fixed footer links
* Updated Chat widget
* New Admin Header
* New: WeChat Share and Follow Buttons! For Social Sharing, on desktop, users scan a QR code to share in the WeChat mobile app. On mobile, users copy the link and tap “Open WeChat” to share. https://www.shareaholic.com/blog/introducing-the-wechat-social-media-but...

Fix #3050627 - Capitalize module name and fix module dependency namespace

• #3043227: Order notification mail are sent twice
• #3045977: onNotify return an error 500 to Redsys

First beta