Version 2.13 (2017.04.06)

• Preserve 'GPT for UEFI' option if the user changed it before selecting an ISO
• Fix unwanted notification sound when closing with the X button [#893]
• Fix inability to restore the minimized application after a popup is displayed [#896]
• Fix an issue when trying to install Syslinux/NTFS twice in a row [#904]
• Work around Microsoft's inconsistent casing of device IDs during device enumeration
• Work around Microsoft's aggressive locking of partitions in Windows 10 Creators Update [#883]
• Restrict write sharing permissions when accessing a device
• Update libcdio and GRUB 2.0 to latest