Windows Docs Updates

Updates from the Windows 10 Docs team this past week include:

• API reference updates
• Updated Developer home page content covering Samples, Surface Hub, and the latest release of UWP for Xbox One.
• Code Samples page updated, including new FamilyNote sample.
• IoT StartCoding page updated.
• Windows 10 SDK page updated.
• UWP on Xbox preview updated.
• Windows 10 SDK insiders page updated.