The latest and greatest version of the Marmalade SDK is now available here
Highlights

• C++11 support now available.
• Apple Pencil pressure reading is now supported on iPad Pro in addition to existing 3D Touch support.
• Slide Over and Split View multitasking now available to Marmalade apps on supported iPad models.
• Compression of assets in APKs on Android is now supported.
• Windows 10 ARM builds can now be directly deployed to any attached device without any special configuration.
• s3eCamera can now return high quality still images on Android, rather than the viewfinder preview.
• s3eWebView updated to use newer version of Chromium Embedded Framework on Windows Desktop.

A full list of changes is available here.